M14 rifle

The M14 rifle is an automatic rifle used by the United States Armed Forces. It was introduced after the Korean War, in 1957 and saw limited use earlier in the War in Vietnam. It was replace by the lighter M16. The M14 used NATO standard 7.62 millimetre bullets, while its replacement the M16 used smaller and less powerful 5.56 millimetre bullets. Ironically, it had been the US that pushed NATO to choose the larger standard bullet.