Operation Trident (1971)

Why in News?

India observes Navy Day on 4 December to commemorate Operation Trident, a naval strike on Karachi harbour during the 1971 Bangladesh Liberation War.

Description:

  • War situation escalated after Pakistan Air Force pre-emptive strikes on Indian airfields (Dec 3, 1971).
  • India declared war on Dec 4, triggering naval operations on the western front.

Features of Operation Trident:

  • Surprise night attack on Karachi harbour on 4 December 1971.
  • Missile Boats Used: INS Kiltan, Katchall, Nipat, Nirghat, and Veer.
  • Severely crippled Pakistan’s fuel reserves and naval capability.
  • India suffered zero casualties in this operation.
  • Indian mission received the code word ‘Angaar’ after success.
  • Cdr. (later Vice Admiral) J. S. Kohli planned and led the operation as Western Fleet C-in-C.

Follow-up Operation:

Operation Python (8 December 1971):

  • Launched to inflict further damage on Karachi harbour.
  • Pakistan Navy vessels reportedly ventured out with decreased ammunition to reduce blast risk.

Outcome of the 1971 Naval Front:

  • Continuous attacks on Karachi weakened Pakistan’s western naval command.
  • Pakistan signed the Instrument of Surrender on 16 December 1971 (Lt Gen A. A. K. Niazi; overseen by Lt Gen J. S. Aurora).
  • Operation Trident remains the signature naval victory in Indian military history.

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