M1 carbine. A common army surplus deer hunting rifle in the US until Gun Control declared it a military weapon with no civilian purpose. The 30-30 caliber round made it the perfect rifle for use in brushy terrain, or jungle.

"A Viet Cong fighter fires on American positions with his M1A1 Carbine during the Tet Offensive. Hue City, South Vietnam. February 1968.'

Ps. I supported the NLF in America's War On Vietnam and I support #Hamas in America's War on #Palestinians https://www.tumblr.com/guerillas-of-history/772519873647722496/a-viet-cong-fighter-fires-on-american-positions