User blog comment:Deathmanstratos/Sledgehammer: 'Call of Duty: Vietnam was to be their next game'/@comment-97.93.218.148-20140512030040/@comment-24889150-20140513011852

CZ 75, FAMAS, AUG, L96A1, and the mounted grenade launcher during the level Rebirth, especially FAMAS and AUG, the railed version of both weapons were not made until 1990s if I'm not wrong

The rest are indeed from the 70's