Modern History Playlist
19 chapters • 0 completed
Advent of Europeans in India
10 topics
Decline of the Mughal Empire
7 topics
Emergence of Regional States
11 topics
Expansion and Consolidation of British Power
23 topics
British Government & Economic Policies (1757-1857)
7 topics
Social Reform Movements
24 topics
People’s Resistance before 1857
13 topics
The revolt of 1857
7 topics
Growth of Nationalism and Moderate Phase of Congress
9 topics
British Administration in India
9 topics
Era of Militant Nationalism (1905-1909)
6 topics
First Phase of Revolutionary Activities(1907-1917)
8 topics
India’s Response to First World War and Home Rule Movement
5 topics
Emergence of Gandhi
10 topics
Non-Cooperation Movement and Khilafat Movement
10 topics
Emergence of Swarajists, Socialist Ideas, Revolutionary Activities
8 topics
Struggle For Swaraj: 1928-1935
16 topics
Period from 1935-42
12 topics
Period from 1942-47
25 topics
Chapter 4: Expansion and Consolidation of British Power
Chapter TestBackground: Conditions for British Expansion
The decline of Mughal authority , the rise of regional states , and European rivalry created the political, economic, and military conditions for British expansion .
The decline of Mughal authority , the rise of regional states , and European rivalry created the political, economic, and military conditions for British expansion .
Factors Behind British Expansion (UPSC Classification)
| Factor | Explanation |
|---|---|
| Decline of Mughals | Central authority collapsed after Aurangzeb (1707); led to a power vacuum |
| Regional States | Strong but fatally divided; provided opportunities for alliances and subversion |
| European Rivalry | French vs British; British won Carnatic Wars (1740–1763) and secured control |
| Military & Naval Strength | Disciplined army, superior naval power (control over supply lines) |
| Economic Motivation | Access to Bengal's revenue and India's raw materials |
| Indian Disunity | Betrayals and rivalries among Indian rulers enabled British victories (e.g., Mir Jafar) |
Fun Facts
The English East India Company was originally chartered by Queen Elizabeth I in 1600.
The French East India Company was backed directly by the state, unlike the English EIC, which had more financial flexibility.
Mains Key Points
Prelims Strategy Tips
Battle of Plassey (1757)
The first major political victory of the British under Robert Clive against Nawab Siraj-ud-Daulah ; marked the beginning of political control.
The first major political victory of the British under Robert Clive against Nawab Siraj-ud-Daulah ; marked the beginning of political control.

Key Aspects of Plassey
| Aspect | Detail |
|---|---|
| Cause | Nawab opposed misuse of privileges (Dastaks) and fortification |
| British Leader | Robert Clive |
| Betrayal | Mir Jafar sided with British; key factor in the victory |
| Outcome | British control over Bengal; foundation of British rule in India |
Fun Facts
The battle technically lasted only a few hours; the real cause of the victory was treachery rather than military superiority.
Clive returned to England enormously wealthy after Plassey, leading to later scrutiny over his methods.
Mains Key Points
Prelims Strategy Tips
Battle of Buxar (1764)
Buxar was a decisive military victory where the British defeated the combined Indian forces; established administrative supremacy in North India.
Buxar was a decisive military victory where the British defeated the combined Indian forces; established administrative supremacy in North India.
Battle of Buxar (1764) vs. Plassey (1757)
| Aspect | Plassey (1757) | Buxar (1764) |
|---|---|---|
| Result Type | Victory by Conspiracy/Treachery | Victory by Military Superiority |
| Key Indian Opposition | Nawab of Bengal (Solo) | Combined forces of Bengal, Awadh, and Mughal Emperor |
| Long-Term Impact | Gave political control | Gave administrative (Diwani) control over a vast territory |
Fun Facts
Buxar was arguably more decisive than Plassey because it defeated the forces of the Mughal Emperor (Shah Alam II), granting the EIC legitimacy across North India.
Mains Key Points
Prelims Strategy Tips
Policies of Expansion: Indirect Control and Annexation
The Subsidiary Alliance and the Doctrine of Lapse were the primary non-military tools used to absorb Indian states and achieve paramountcy.
The Subsidiary Alliance and the Doctrine of Lapse were the primary non-military tools used to absorb Indian states and achieve paramountcy.
Expansionist Policies
| Policy | Introduced by | Example States Annexed |
|---|---|---|
| Subsidiary Alliance | Lord Wellesley | Hyderabad (First), Awadh, Mysore |
| Doctrine of Lapse | Lord Dalhousie | Jhansi , Nagpur , Satara (First) |
| Misgovernment Doctrine | Lord Dalhousie | Awadh (1856) |
Fun Facts
The Doctrine of Lapse deeply angered Rani Lakshmibai of Jhansi .
The application of these policies was a direct, immediate cause of the 1857 revolt.
Mains Key Points
Prelims Strategy Tips
Anglo-Mysore Wars (1767–1799)
Four wars fought against Hyder Ali and Tipu Sultan of Mysore; they were the fiercest resistance faced by the British in the South.
Four wars fought against Hyder Ali and Tipu Sultan of Mysore; they were the fiercest resistance faced by the British in the South.

Anglo-Mysore Wars
| War | Years | Key Outcome |
|---|---|---|
| First | 1767–1769 | Treaty of Madras (Hyder Ali dictated terms) |
| Second | 1780–1784 | Treaty of Mangalore (Status Quo; Hyder Ali died in 1782) |
| Third | 1790–1792 | Treaty of Seringapatam (Tipu ceded half territory, paid indemnity) |
| Fourth | 1799 | Tipu killed ; Mysore annexed/subsidized |
Fun Facts
Tipu used iron-cased rockets in war; considered precursors to modern rockets.
His alliances with the French and the Ottoman Empire demonstrated his diplomatic vision.
Mains Key Points
Prelims Strategy Tips
Anglo-Maratha Wars (1775–1818)
Three wars against the Maratha Confederacy ; their defeat established British paramountcy over the rest of India by 1818.
Three wars against the Maratha Confederacy ; their defeat established British paramountcy over the rest of India by 1818.

Anglo-Maratha Wars
| War | Years | Key Treaties/Events |
|---|---|---|
| First | 1775–1782 | Treaty of Salbai (1782) : Status quo restored. |
| Second | 1803–1805 | British captured Delhi. |
| Third | 1817–1818 | Peshwa abolished; Treaty of Poona (1817): Maratha power ended. |
Fun Facts
Arthur Wellesley (later Duke of Wellington, victor of Waterloo) fought in the Second War.
The last Peshwa, Baji Rao II, was pensioned off to Bithoor near Kanpur.
Mains Key Points
Prelims Strategy Tips
Conquest of Sindh (1843)
Sindh was annexed in 1843 by Charles Napier; motivated by strategic necessity during the Anglo-Afghan Wars.
Sindh was annexed in 1843 by Charles Napier; motivated by strategic necessity during the Anglo-Afghan Wars.
Conquest of Sindh
| Event | Year | Outcome |
|---|---|---|
| Battle of Miani | 1843 | Charles Napier defeated Talpur Amirs |
| Annexation | 1843 | Sindh integrated into Bombay Presidency |
Fun Facts
After the conquest, Charles Napier famously sent the cryptic message: ' Peccavi ' (Latin for 'I have sinned,' sounding like 'I have Sindh').
Mains Key Points
Prelims Strategy Tips
Conquest of Punjab (1845–1849)
The Sikh Empire , built by Ranjit Singh , was the last major kingdom to be annexed after two Anglo-Sikh Wars.
The Sikh Empire , built by Ranjit Singh , was the last major kingdom to be annexed after two Anglo-Sikh Wars.
Anglo-Sikh Wars
| War | Years | Key Outcomes |
|---|---|---|
| First | 1845–46 | Treaty of Lahore (1846) : Heavy indemnity; Resident accepted. |
| Second | 1848–49 | Battle of Gujrat (1849); Punjab annexed. |
Fun Facts
The famous Koh-i-Noor diamond was taken from Punjab after annexation (later given to Queen Victoria).
Mains Key Points
Prelims Strategy Tips
Overview of Dalhousie’s Annexations (1848–1856)
Lord Dalhousie (Governor-General, 1848–1856 ) aggressively expanded British India using the Doctrine of Lapse and 'misgovernment'.
Lord Dalhousie (Governor-General, 1848–1856 ) aggressively expanded British India using the Doctrine of Lapse and 'misgovernment'.
Major Annexations under Dalhousie
| State | Year | Grounds |
|---|---|---|
| Satara | 1848 | Doctrine of Lapse (First major annexation) |
| Jhansi | 1853 | Doctrine of Lapse (Rani Lakshmibai denied adoption) |
| Nagpur | 1854 | Doctrine of Lapse |
| Awadh | 1856 | Misgovernment (not Lapse; key cause of 1857) |
Prelims Strategy Tips
Annexation of Satara (1848)
Satara was the first state annexed under Lord Dalhousie’s Doctrine of Lapse in 1848, setting a crucial precedent for later territorial expansion.
Satara was the first state annexed under Lord Dalhousie’s Doctrine of Lapse in 1848, setting a crucial precedent for later territorial expansion.
Prelims Strategy Tips
Annexation of Jhansi (1853)
Jhansi was annexed in 1853 when Lord Dalhousie rejected Rani Lakshmibai’s adopted heir, making it a key trigger for the Revolt of 1857.
Jhansi was annexed in 1853 when Lord Dalhousie rejected Rani Lakshmibai’s adopted heir, making it a key trigger for the Revolt of 1857.
Fun Facts
Rani Lakshmibai became an enduring symbol of resistance and national honour in the 1857 revolt.
Prelims Strategy Tips
Annexation of Nagpur (1854)
Nagpur , a strategically vital and rich cotton-producing region, was annexed under the Doctrine of Lapse in 1854 after the death of its ruler.
Nagpur , a strategically vital and rich cotton-producing region, was annexed under the Doctrine of Lapse in 1854 after the death of its ruler.
Prelims Strategy Tips
Annexation of Awadh (1856)
Awadh was annexed in 1856 by Lord Dalhousie on highly controversial grounds of 'misgovernment' (misrule), not the Doctrine of Lapse.
Awadh was annexed in 1856 by Lord Dalhousie on highly controversial grounds of 'misgovernment' (misrule), not the Doctrine of Lapse.
Fun Facts
Wajid Ali Shah was exiled to Calcutta where he continued to promote Kathak and Urdu poetry.
Prelims Strategy Tips
Anglo-Bhutanese Relations
Relations between British India and Bhutan were marked by border disputes, raids, and culminated in the Anglo–Bhutanese War (1864–65).
Relations between British India and Bhutan were marked by border disputes, raids, and culminated in the Anglo–Bhutanese War (1864–65).
Anglo-Bhutanese War (1864–65)
| Event | Details |
|---|---|
| Cause | Bhutanese raids into Assam and Bengal; failure of negotiations to secure the Dooars region |
| British Campaign | Invaded Bhutanese territory (Dooars) in 1864 ; swift military action |
| Treaty of Sinchula (1865) | Bhutan ceded Dooars (parts of Assam and Bengal Duars) to the British in perpetuity; received an annual subsidy in return |
Fun Facts
Despite defeat and territorial loss, Bhutan retained its independence (unlike many Indian neighbours).
The annual subsidy given by the British was a rare case of the British paying a Himalayan kingdom to maintain a peaceful buffer zone.
Mains Key Points
Prelims Strategy Tips
Anglo-Nepalese Relations
The Anglo–Nepalese (Gurkha) War (1814–1816) ended with the Treaty of Sugauli, significantly reducing Nepal’s territory but crucially preserving its sovereignty.
The Anglo–Nepalese (Gurkha) War (1814–1816) ended with the Treaty of Sugauli, significantly reducing Nepal’s territory but crucially preserving its sovereignty.
Anglo–Nepalese (Gurkha) War & Treaty of Sugauli
| Aspect | Details |
|---|---|
| War Period | 1814–1816 |
| Causes | Border disputes ; Gorkha expansion into Kumaon, Garhwal, Terai |
| British Campaign | Led by General Ochterlony; faced heavy resistance |
| Outcome | Nepal defeated ; Treaty of Sugauli (1816) signed |
| Treaty of Sugauli | Nepal ceded Kumaon, Garhwal, Sikkim; accepted British Resident at Kathmandu; crucially kept sovereignty |
Fun Facts
Despite defeat, Nepal retained sovereignty unlike many Indian states, becoming an important buffer zone.
The Gorkhas’ bravery impressed the British; they were later recruited into the British Indian Army (Gurkha regiments), a relationship that continues to this day.
Mains Key Points
Prelims Strategy Tips
Anglo-Burmese Relations & Wars
Three Anglo–Burmese Wars (1824–1886) resulted in the complete annexation of Burma (Myanmar) into British India , securing the Eastern Frontier .
Three Anglo–Burmese Wars (1824–1886) resulted in the complete annexation of Burma (Myanmar) into British India , securing the Eastern Frontier .
Anglo–Burmese Wars
| War | Years | Causes | Outcome |
|---|---|---|---|
| First Anglo–Burmese War | 1824–1826 | Burma expanded into Assam & Manipur; conflict with Company | Treaty of Yandabo (1826) : Burma ceded Assam, Manipur, Arakan; paid indemnity |
| Second Anglo–Burmese War | 1852 | Trade disputes ; British merchants harassed at Rangoon; Dalhousie's expansion | Lower Burma (Pegu) annexed ; Rangoon under British control |
| Third Anglo–Burmese War | 1885–1886 | British accused King Thibaw of misrule and aligning with French | Annexation of Upper Burma ; Burma became part of British India (1886) |
Fun Facts
The First Anglo–Burmese War was the costliest for the Company; expenses nearly bankrupted it.
King Thibaw , the last Burmese monarch, was exiled to Ratnagiri (Maharashtra, India).
Burma remained a province of British India until 1937, when it was separated.
Mains Key Points
Prelims Strategy Tips
Anglo-Tibetan Relations
Anglo–Tibetan relations were shaped by trade disputes, Tibet’s ties with China, and the British desire to check Russian influence (The Great Game). The 1903–04 Younghusband Expedition forced Tibet to sign a treaty with the British.
Anglo–Tibetan relations were shaped by trade disputes, Tibet’s ties with China, and the British desire to check Russian influence (The Great Game). The 1903–04 Younghusband Expedition forced Tibet to sign a treaty with the British.
Key Events in Anglo–Tibetan Relations
| Year | Event | Significance |
|---|---|---|
| 19th century | British trade attempts | Repeatedly blocked by Tibet, increasing frustration. |
| 1903–04 | Younghusband Expedition | British forced entry into Lhasa ; military subjugation. |
| 1904 | Treaty of Lhasa | Opened Tibet to trade, indemnity imposed , restricted foreign relations. |
Fun Facts
The Younghusband expedition caused heavy Tibetan casualties despite poor Tibetan weaponry.
The Dalai Lama fled to Mongolia during the expedition.
Though Tibet signed the 1904 treaty, its terms were later modified by the British–Chinese convention (1906) , showing China's continued nominal influence.
Mains Key Points
Prelims Strategy Tips
Anglo-Afghan Relations & Wars
Three Anglo–Afghan Wars (1839–1919) defined British policy in the northwest frontier; Afghanistan was crucial as a buffer state between British India and Russian influence.
Three Anglo–Afghan Wars (1839–1919) defined British policy in the northwest frontier; Afghanistan was crucial as a buffer state between British India and Russian influence.
Anglo–Afghan Wars
| War | Years | Causes | Outcome |
|---|---|---|---|
| First Anglo–Afghan War | 1839–1842 | British attempt to replace Dost Mohammad with Shah Shuja (to counter Russia). | Disastrous retreat from Kabul (1842); Dost Mohammad restored. |
| Second Anglo–Afghan War | 1878–1880 | Fear of Russian influence; British demanded control of Afghan foreign policy. | Treaty of Gandamak (1879) : Amir accepted British control over foreign affairs. |
| Third Anglo–Afghan War | 1919 | Amanullah Khan sought full Afghan independence (post-WWI). | Treaty of Rawalpindi (1919) : Britain recognized Afghan independence. |
Fun Facts
The 1842 retreat from Kabul was one of the greatest military disasters of the British Empire in the 19th century.
Afghanistan became a symbol of the 'graveyard of empires' due to repeated foreign failures.
After 1919 , Afghanistan was the first country to establish diplomatic ties with Soviet Russia.
Mains Key Points
Prelims Strategy Tips
Policy of Ring Fence & Buffer State
The British first adopted the Policy of Ring Fence in the 18th century to protect Bengal's revenues , which later evolved into the Buffer State Policy in the 19th century to counter Russian expansion in Central Asia .
The British first adopted the Policy of Ring Fence in the 18th century to protect Bengal's revenues , which later evolved into the Buffer State Policy in the 19th century to counter Russian expansion in Central Asia .
Comparison: Ring Fence vs Buffer State
| Aspect | Ring Fence Policy | Buffer State Policy |
|---|---|---|
| Time Period | Late 18th century (Warren Hastings) | 19th century (Great Game era) |
| Region Focus | Bengal and surrounding Indian states | Frontier regions ( Afghanistan, Tibet, Nepal, Bhutan ) |
| Objective | Defensive — protect Bengal revenues | Strategic — counter Russian expansion |
| Method | Alliances with Indian states ( Awadh, Marathas ) | Maintaining weak buffer states between India & rivals |
| Nature | Short-term, regional | Long-term, international (imperial strategy) |
Fun Facts
The term 'Ring Fence' was literally used by Warren Hastings in his correspondence, highlighting its specific, defensive intent .
Despite the buffer state idea, Britain had to fight three costly Anglo–Afghan Wars to maintain influence in Afghanistan .
Mains Key Points
Prelims Strategy Tips
Regulating Act of 1773
The Regulating Act of 1773 was the first direct intervention by the British Parliament to regulate and control the affairs of the East India Company in India.
The Regulating Act of 1773 was the first direct intervention by the British Parliament to regulate and control the affairs of the East India Company in India.
Regulating Act Key Features
| Feature | Impact |
|---|---|
| Governor-General of Bengal | First step towards a centralized administration. |
| Warren Hastings | First Governor-General of Bengal. |
| Supreme Court at Calcutta (1774) | Separation of judicial and executive functions. |
| Political Control by Parliament | First Parliamentary act to control EIC affairs. |
Fun Facts
The Act was nicknamed the 'Bribe Act' due to its attempts to curb the massive private fortunes amassed by EIC officials (known as 'Nawabs').
Mains Key Points
Prelims Strategy Tips
Dual Government in Bengal (1765–1772)
The Dual Government was a system established by Robert Clive following the Treaty of Allahabad (1765), where the EIC had power without responsibility, leading to massive exploitation.
The Dual Government was a system established by Robert Clive following the Treaty of Allahabad (1765), where the EIC had power without responsibility, leading to massive exploitation.
Dual Government Key Aspects
| Function | Held by (1765–1772) |
|---|---|
| Diwani (Revenue Collection) | EIC (British) |
| Nizamat (Law, Justice, Police) | Nawab (via Company payment) |
| Abolished by | Warren Hastings (1772) |
Fun Facts
The system’s financial chaos led to the EIC seeking a massive loan from the British government in 1773, which became the immediate catalyst for the Regulating Act of 1773.
Mains Key Points
Prelims Strategy Tips
Permanent Settlement of 1793
The Permanent Settlement , introduced by Lord Cornwallis in 1793, fixed the land revenue demand in perpetuity with the Zamindars (landlords) in Bengal, Bihar, and Orissa.
The Permanent Settlement , introduced by Lord Cornwallis in 1793, fixed the land revenue demand in perpetuity with the Zamindars (landlords) in Bengal, Bihar, and Orissa.
Permanent Settlement Key Features
| Aspect | Details |
|---|---|
| Introduced by | Lord Cornwallis (1793) |
| Area | Bengal, Bihar, Orissa |
| Tax Payer | Zamindars (Recognized as Land Owners) |
| Nature | Revenue fixed permanently (in perpetuity) |
Fun Facts
The system, while economically exploitative, created the foundation of a loyal Indian aristocracy whose interests were tied to the continuation of British rule.
Mains Key Points
Prelims Strategy Tips
British Settlements: Madras (Chennai)
Madras , established by the EIC in 1639, was the first major British settlement in South India and the seat of the Madras Presidency.
Madras , established by the EIC in 1639, was the first major British settlement in South India and the seat of the Madras Presidency.
Madras: Key Milestones
| Year/Event | Significance |
|---|---|
| 1639 | Acquisition of Madraspatnam site. |
| 1644 | Completion of Fort St. George. |
| 1746–1749 | Briefly held by the French during the First Carnatic War. |
| 18th Century Onwards | One of the three Presidency Capitals (administrative core). |
Fun Facts
Fort St. George is still standing and houses the Legislative Assembly of Tamil Nadu.
Mains Key Points
Prelims Strategy Tips
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