What guns were used in WW2?

There is an enormous variety of guns that were used during World War 2 and they differ from one country to another. The United States used pistols like Colt Model 1903 Pocket Hammerless and the Colt M1911A1. The country also utilized rifles like the M1 Garand and the M1A1 Carbine. Other weapons that they used included sniper rifles, shotguns, grenades, mortars, and knives.