Cc. 381/40 Gun

A 381mm naval gun used by the Italian Royal Navy during World War II, mounted on the battleship Roma for heavy anti-ship engagements and long-range bombardment.

Cc. 102/45 Gun

A 102mm naval gun used by the Italian Royal Navy during World War II, mounted on destroyers and cruisers for anti-aircraft and anti-ship engagements.

Acoustic Torpedo

A torpedo that uses sound to detect and home in on its target, developed primarily by the Allies during World War II. Acoustic torpedoes were particularly effective against ships traveling at slow speeds.

Axd Coastal Defense

A military unit responsible for defending a coastline from attack.

Aqx Class Cruiser

A class of cruisers built for the Soviet Navy in the 1970s and 1980s.