Mark-48 Torpedo: The US Navy Weapon That Delivered 'Quiet Death' To Iranian Warship Iris Dena

A US Navy submarine launched a Mark-48 torpedo to sink an Iranian frigate - Iris Dena - in the Indian Ocean, marking the first American torpedo strike since World War II.

U.S. Submarine Launches Its First Torpedo in Combat Since World War II

Since 1991, Navy subs have launched scores of cruise missiles in combat, but the torpedo attack off Sri Lanka is a return to form after 80 years.
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What is a torpedo? Does India have these killer weapons for naval warfare?

The sinking of the IRIS Dena by an American submarine in the Indian Ocean and off the coast of Sri Lanka marks the first time the US sunk a ship with a torpedo after World War Two. What are torpedoes,

Iran firing fewer missiles, its military capabilities 'diminishing': US

Pentagon says Iran's missile fire has declined as US widens inland strikes; confirms submarine torpedo sank Iranian warship off Sri Lanka