Work In Progress
The following weapons appear in the video game Civilization V:
The Gods & Kings expansion adds the Marine unit as an alternative to Infantry, armed with M1A1 Thompsons.
The Gods & Kings expansion adds the Great War Infantry unit as an intermediate step between the Rifleman and Infantry units, armed with Lee-Enfields.
The Brave New World expansion adds the Pracinha unit as a replacement for the Infantry unit for the Brazilian civilization, armed with M1 Carbines.
The Infantry unit uses M1 Garands.
The Paratrooper unit uses what appear to be M21s.
The Musketman, Musketeer and Tercio units are armed with European style matchlock muskets while the Janissary unit is wielding Oriental matchlocks.
The M45 Quadmont on an M20 trailer appears as the Anti-Aircraft Gun unit. As in real life, it is equipped with M2 Brownings.
The Gods & Kings expansion adds the Gatling Gun unit as a ranged ground unit.
The Gods & Kings expansion adds the Machine Gun unit as the then final ranged ground unit (the Brave New World expansion adds the ability to upgrade it to the Bazooka unit), armed with Browning M1917 machine guns.
The Brave New World expansion adds the Bazooka unit as the final ranged ground unit, armed with Panzerschrecks. Despite its real use as an anti-vehicle weapon, the Bazooka unit has no anti-armor bonuses and is primarily intended as an anti-infantry unit.
The M101 Howitzer appears as the Artillery unit.
7.5 cm Pak 40
The 7.5 cm Pak 40 AT gun appears as the Anti-Tank Gun unit.
Various Renaissance Era ship units are armed with naval cannons.