campaign, notable, Cold War

Operation Trident

Name: Operation Trident
Location: Karachi, Pakistan

Operation Trident was a campaign fought in 1971 at Karachi, in what is now Pakistan. Its exact site is not recorded; the atlas places it at Karachi. It was part of the Indo-Pakistani War of 1971. The recorded result: Strategic Indian naval victory and partial naval blockade on Pakistan.

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Fought1971

WhereKarachi, Pakistan24.860N, 67.010E, placed at the location, approximate

OutcomeStrategic Indian naval victory and partial naval blockade on Pakistan.

BelligerentsIndiaagainstPakistan

Part ofIndo-Pakistani War of 19711971

Where it sits in the Indo-Pakistani War of 1971

5 placed engagements of the Indo-Pakistani War of 1971 in time order; taller ticks are more widely documented. Each tick is a link.

Record

Date	1971 (year precision) to 1971
Place	Karachi, Pakistan 24.860N, 67.010E
Kind	Campaign, Cold War
Strength	Three Vidyuts; Two Arnala anti-submarine corvettes; One fleet tanker; One submarine; (did not participate)	Ships deployed off the coast of Karachi
Casualties and losses	None	1 destroyer sunk; 1 minesweeper sunk; 1 cargo ship sunk; 1 destroyer badly damaged, scrapped as result; Karachi harbour fuel storage tanks destroyed; 255 naval personnel killed
Commanders	Babru Bhan Yadav	Mujeeb Ahmad Khan Lodhi

Placed at Karachi; the exact site is not recorded. with the nearest other engagements in the atlas. Present-day coastlines, rivers and borders; towns from Natural Earth.

Nearest engagements

Siege of Debal AD 712, same recorded site
First Battle of Makli 1770, 91 km E
Second Battle of Makli 1789, 91 km E
Battle of Fatehpur 1519, 93 km E
Battle of Hyderabad 1843, 148 km NE

In the same war

Before: Battle of Chamb December 1971
After: Battle of Longewala 4 December 1971
All 5 engagements of Indo-Pakistani War of 1971

Elsewhere in 1971

Operation Trident is one of 4,429 engagements of the 20th century in the atlas and one of 76 in present-day Pakistan.

Sources

Identity, coordinates, dates and the war from Wikidata Q2623909, released under CC0. Result, belligerents, commanders, strength and casualties from the infobox of the English Wikipedia article Operation Trident (1971), revision 1379737760, read 2026-11-15, licensed CC BY-SA 4.0; the article's text is not reproduced here. Present-day country and state from Natural Earth. Dates before 1582 follow the Julian calendar as recorded.