The gun was first deployed in 1971 as the Mk 45 Mod 0, and has been updated in the more than five decades since.

Sailors with USS Stockdale (DDG-106) used the destroyer’s five-inch gun to shoot down a Houthi uncrewed aerial vehicle, the ...

With the final retirement of the United States Navy’s Iowa-class battleships in the 1990s, the days of warships armed with massive 16-inch cannons are long a thing of the past. While “guns ...