Artillery is a class of large military weapons built to fire munitions far beyond the range and power of infantry's small arms.
The Heavy Tank T29 and Heavy Tank T34 were American developmental heavy tanks started in March 1944 to counter the appearance of the Tiger II at Normandy.
The Heavy Tank T30 was a World War II American tank project developed to counter new German tanks, such as Tiger I, Tiger II, and the Jagdtiger or Soviet heavy tanks, such as IS-1 or IS-2.
A tank gun is the main armament of a tank.
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.
The 105mm L/65 T5E1 was an American rifled anti-tank gun developed in 1945.