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Discover Bengal · Unfolded

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War of Liberation, The

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Banglapedia

A Bangladesh-centered overview that explains how the denied 1970 mandate fed into the 1971 war.

Est. 1947 · Bengal✺A Bilingual Archive

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reference-sources · Encyclopedia and Archive Reference

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Topic Hub: Explore related topics - Bangladesh History TimelineTopic Hub: Explore related topics - Liberation War 1971

Referenced In Events

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Timeline View

1970

Bhola Cyclone and the 1970 Election

In late 1970, East Pakistan was shaken first by the catastrophic Bhola cyclone of 12 November and then by Pakistan's first general election under universal adult franchise on 7 December. The cyclone exposed the scale of administrative neglect, relief failure, and delta vulnerability, while the election gave Sheikh Mujibur Rahman's Awami League an overwhelming democratic mandate. Together, ecological catastrophe and the denied transfer of power turned autonomy politics into an immediate constitutional crisis on the eve of the Liberation War.

March-April 1971

Declaration and Proclamation of Independence

Between late March and April 1971, Bangladesh's independence struggle moved from mass resistance to an explicit claim of statehood. The declaration of independence issued in Sheikh Mujibur Rahman's name after the 25 March crackdown, followed by the formal Proclamation of Independence adopted by the provisional leadership, gave the war a constitutional language, a legal rationale, and an organizing political center.

1971

16 December Instrument of Surrender

16 December Instrument of Surrender was a significant turning point in the political and social trajectory of Bengal/Bangladesh.

1971

Battle of Kamalpur

The Battle of Kamalpur involved repeated Mukti Bahini assaults against a fortified Pakistani position near the border. It became a symbol of persistent guerrilla and conventional pressure during the Liberation War.

1971 (August 15)

Operation Jackpot

On 15 August 1971, Bengali naval commandos launched simultaneous sabotage attacks at major river and sea ports, including Chittagong, Mongla, Chandpur, and Narayanganj. The operation disrupted Pakistani waterway communication and became a celebrated naval chapter of the war.

1971 (November)

Battle of Garibpur

The Battle of Garibpur in November 1971 took place on the Jessore front before the formal outbreak of the wider India-Pakistan war. It weakened Pakistani positions and shaped the southwest campaign.

1971 (November-December)

Battle of Hilli

The Battle of Hilli was a prolonged and costly engagement on the northern front during the 1971 war. It tied down Pakistani defenses and became one of the most remembered battlefield episodes of the eastern campaign.

1971 (December 11)

Tangail Airdrop

The Tangail Airdrop on 11 December 1971 inserted Indian airborne troops near Tangail to cut retreat and communication routes north of Dhaka. The operation helped accelerate the final advance toward the capital.

1971 (December)

Battle of Sylhet

The Battle of Sylhet unfolded during the final phase of the 1971 war as Indian and Mukti Bahini-linked operations pressured Pakistani forces in the northeast. The battle helped isolate the Sylhet region before surrender.

1971 (December)

Battle of Jessore

The Battle of Jessore was a key southwest-front engagement in December 1971. The fall of Pakistani positions around Jessore opened routes toward Khulna and other interior points.

1971 (March-April)

Battle of Kushtia

The Battle of Kushtia was one of the early armed resistance episodes after Operation Searchlight. Local Bengali forces and civilians challenged Pakistani control before the war settled into longer sector-based fighting.

1971

Akhaura Front and Battle of Daruin

The Akhaura front, including fighting around Daruin, was part of the eastern-sector campaign in 1971. These engagements pressured Pakistani defenses on routes linking Tripura, Brahmanbaria, and the approach toward Dhaka.

1971

Battle of Belonia

The Battle of Belonia involved fighting around a strategic salient near the Tripura frontier. It showed how Mukti Bahini and Indian operations used border geography to pressure Pakistani positions.

1971

Riverine Operations in the Liberation War

During the 1971 war, riverine routes became central to movement, supply, sabotage, and counterinsurgency. Naval commando attacks and local operations targeted the waterways that connected ports, towns, and military logistics.

1971 (May 20)

Chuknagar Massacre

The Chuknagar Massacre on 20 May 1971 was one of the major civilian mass killings during the Liberation War. Refugees and local civilians were targeted as violence spread across southwest Bangladesh.

1971 (April 2)

Jinjira Massacre

The Jinjira Massacre occurred near Dhaka in early April 1971, after many people crossed the river seeking safety from the crackdown. It remains an important episode of wartime civilian violence around the capital.

1971

Old Dhaka Killings

Old Dhaka experienced targeted killings and mass violence during the 1971 crackdown and war. Including this event helps represent urban civilian suffering within the broader military history of the conflict.