Battle of Plassey, 1757 — 1757 · Plassey

Language Movement, 1952 — 1952 · Language

Liberation War, 1971 — 1971 · Liberation

Partition of Bengal and Swadeshi movement, 1905 — 1905 · Partition

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Discover Bengal · Unfolded

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History

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Banglapedia

General Bangladesh history reference useful for political chronology around the Ershad takeover and the 1980s authoritarian period.

Est. 1947 · Bengal✺A Bilingual Archive

Referenced In Events

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Timeline View

0000

Ancient Delta Polities (Gangaridai Context)

Ancient Delta Polities (Gangaridai Context) was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

c. 700-750

Matsyanyaya Period Before Pala Rise

Before the rise of the Pala dynasty, parts of Bengal experienced prolonged instability often described as Matsyanyaya, where fragmented authority, local warfare, and weak centralized rule disrupted social order.

c. 1095-1205

Sena Rise and Lakshman Sen Court Culture

The Sena period marked dynastic expansion, consolidation of elite Hindu court culture, and notable patronage of Sanskrit and Bengali literary-intellectual activity, especially under Lakshman Sen.

1230s

Bengal under Delhi Governorates and Fragmentation

Bengal under Delhi Governorates and Fragmentation was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1338-1352

Pre-Ilyas Shah Regional Bengal Sultanates

Before Shamsuddin Ilyas Shah unified Bengal, multiple regional sultanate centers operated in Lakhnauti, Sonargaon, and Satgaon, producing fragmented yet dynamic political competition.

1415-1433

Raja Ganesha-Jalaluddin Muhammad Shah Transition

Following Raja Ganesha's seizure of power, the transition to Jalaluddin Muhammad Shah represented a negotiated reconfiguration of kingship, religion, and court legitimacy in Bengal.

1519-1533

Nusrat Shah's Reign

Under Nusrat Shah, Bengal maintained a significant regional profile through court governance, diplomacy, and continuity of the Husain Shahi political order.

1658

Aurangzeb Era Revenue and Military Pressure in Bengal

Aurangzeb Era Revenue and Military Pressure in Bengal was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1664-1688

Shaista Khan's Bengal Governorship

Shaista Khan's long governorship in Bengal oversaw military campaigns, urban-commercial growth, and tighter Mughal administrative control, including the Chittagong frontier shift.

1690

English Settlement at Calcutta

In 1690, the English East India Company consolidated a settlement at Calcutta, laying an institutional-commercial foundation for later colonial expansion in Bengal.

1727

Shuja-ud-Din Administrative Phase in Bengal

Shuja-ud-Din Administrative Phase in Bengal was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1756

Siraj ud-Daulah Captures Calcutta

In 1756, Siraj ud-Daulah attacked and captured Calcutta in response to Company fortification and political encroachment, escalating tensions that soon led to Plassey.

1760-1800

Fakir-Sannyasi Resistance

The Fakir-Sannyasi Resistance was a long wave of armed uprisings led by Muslim fakirs and Hindu sannyasis against the East India Company in Bengal. Beginning in 1760 and gaining momentum in 1763, the movement grew out of restrictions on alms collection, revenue pressure, and the social disruption created by Company rule. It continued in recurring phases through the famine years and late eighteenth-century crackdowns, making it one of the earliest sustained anti-colonial resistances in Bengal.

1770

Great Bengal Famine

The famine of 1770 devastated Bengal, producing catastrophic mortality across agrarian and urban communities. Crop failure, grain-market distortions, and rigid revenue collection under East India Company authority combined to turn environmental stress into a social collapse. The crisis became an early warning of how colonial political economy could magnify human vulnerability.

1781

Rangpur Dhing Uprising

Rangpur Dhing Uprising was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1828

Brahmo Samaj and Bengal Social Reform

Founded in Calcutta in 1828 by Raja Rammohan Roy and associates, the Brahmo Sabha/Brahmo Samaj became a major forum for religious reform, monotheistic worship, social criticism, and modern education in nineteenth-century Bengal.

1835

Macaulay Education Policy Impact in Bengal

Macaulay Education Policy Impact in Bengal was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1859-1860

Indigo Revolt

The Indigo Revolt mobilized peasants in Bengal against exploitative planter systems, combining local resistance, legal contestation, and public debate in colonial society.

1861

Indian Councils Act and Limited Representation in Bengal

Indian Councils Act and Limited Representation in Bengal was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1874

Assam Reorganization and Sylhet's Administrative Detachment

In 1874, the British administration separated Assam from Bengal and attached Sylhet and Cachar to the new Chief Commissioner's Province of Assam. The move was presented as administrative reform, but it carried lasting consequences for language, governance, and regional political identity in the Bengal-Assam frontier.

1876

Indian Association and Calcutta Political Mobilization

Indian Association and Calcutta Political Mobilization was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1885

INC Foundation and Bengal Political Response

INC Foundation and Bengal Political Response was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1909

Minto-Morley Reforms and Separate Electorates in Bengal

Minto-Morley Reforms and Separate Electorates in Bengal was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1916

Lucknow Pact and Bengal Implications

Lucknow Pact and Bengal Implications was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1921

Dhaka University Establishment

The establishment of the University of Dhaka in 1921 created a major educational and intellectual institution that later shaped political mobilization, language activism, and public leadership in East Bengal.

1923

Bengal Pact

The Bengal Pact sought a negotiated framework for communal representation and political cooperation, reflecting both possibility and limits of inter-communal power-sharing in colonial Bengal.

1930

Chittagong Armoury Raid

On 18 April 1930, revolutionaries led by Surya Sen carried out coordinated attacks on British armouries and communication points in Chittagong. Though the uprising could not sustain territorial control, it became one of the most iconic militant anti-colonial episodes in Bengal and influenced political memory across generations.

1942

Quit India Phase and Bengal War Governance

Quit India Phase and Bengal War Governance was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1947

United Bengal Proposal

In 1947, political leaders advanced a United Bengal proposal to preserve Bengal as an undivided political unit, but the plan failed amid all-India partition negotiations and communal polarization.

1947

Sylhet Referendum

The Sylhet referendum of 1947 determined most of Sylhet's transfer from Assam to East Bengal (Pakistan), making local demography and district-level voting central to border outcomes.

1956

Pakistan Constitution and East Pakistan Representation

In 1956, Pakistan adopted its first republican constitution, replacing the Government of India Act framework with a new parliamentary structure. For East Pakistan, the constitution formalized state reorganization but did not resolve enduring disputes over representation, provincial autonomy, and the balance of power between the two wings.

1962

Education Movement in East Pakistan

In 1962, students in East Pakistan led major protests against the Sharif Commission-linked education policy framework and broader authoritarian restrictions under military rule. The movement revitalized campus-based democratic activism and deepened ties between education grievances and constitutional politics.

1963

Hazratbal Crisis and Communal Tensions in East Pakistan

Hazratbal Crisis and Communal Tensions in East Pakistan was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1964

Communal Riots in East Pakistan

In 1964, communal violence spread across parts of East Pakistan, especially in urban centers, producing deaths, displacement, and deep fear among minority communities. The riots exposed administrative weakness and reinforced public concerns about citizenship security and equal protection under the state.

1967

Naxalbari Uprising and Left Radicalization in Bengal

Naxalbari Uprising and Left Radicalization in Bengal was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

7 March 1971

March 7 Speech

On 7 March 1971, Sheikh Mujibur Rahman delivered a landmark speech that politically unified resistance, coordinated civil non-cooperation, and prepared mass society for a decisive confrontation.

April 1971

Mujibnagar Government

In April 1971, leaders of Bangladesh's independence movement formed the provisional Mujibnagar Government, creating constitutional and diplomatic structure for wartime statehood.

3 November 1975

Jail Killing

During the post-August 1975 crisis, four national leaders of Bangladesh were assassinated inside Dhaka Central Jail, deepening institutional breakdown and political fear.

1976

Farakka Long March

On 16 May 1976, Maulana Abdul Hamid Khan Bhashani led a mass long march from Rajshahi toward the Farakka frontier to protest upstream diversion of Ganges water and to demand Bangladesh's fair river-water rights. The march linked ecological anxiety in the Padma basin with post-independence mass politics.

1982

Ershad's Coup and the Return of Military Rule

On 24 March 1982, Army Chief Hussain Muhammad Ershad seized power, removed President Abdus Sattar's elected government, suspended parts of the constitution, and imposed martial law. The coup ended a fragile civilian experiment that had followed the turbulence of the late 1970s and reinserted the military directly into the core of Bangladesh's political order. What followed was not only a change of ruler but the beginning of a new authoritarian phase that reshaped institutions, party politics, and the language of democratic resistance.

1991

Return to Parliamentary Democracy

After the 1990 mass uprising, Bangladesh moved through election and constitutional amendment to restore a parliamentary system in 1991, reshaping executive-legislative balance.

1996

Thirteenth Amendment and Caretaker Government

In 1996, Bangladesh adopted the Thirteenth Amendment to create a non-party caretaker government for supervising parliamentary elections. The change emerged from a deep opposition boycott, a disputed February election, and escalating demands for a neutral election-time administration, turning electoral credibility into a constitutional question.