During World War II, the United States war industry ... (Here is a look at the guns that won the old west.) The Browning Automatic Rifle, or BAR, was the standard light machine gun of the U.S ...

However, by the end of World War II, less than a decade later, it was replaced by the M3 “Grease Gun.” Others, meanwhile, like the M60 machine gun and variations of the M16 rifle, lasted for ...