Games like Gallipoli - First Expedition
Games like Gallipoli - First Expedition include Gallipoli, Holdfast: Nations At War, War of Rights, Verdun, and WARDOGS. We matched them by the tags players give Gallipoli - First Expedition on Steam (Simulation, Strategy, World War I, Massively Multiplayer, and Historical): closest matches first, and among equally close ones the better-known games.

Gallipoli
Shared: Simulation · World War I · Strategy

Holdfast: Nations At War
Shared: Historical · Military · Multiplayer

War of Rights
Shared: Historical · Simulation · Military

Verdun
Shared: Massively Multiplayer · World War I · Historical

WARDOGS
Shared: Military · FPS · Action

Arma 3
Shared: Simulation · Military · Action

Squad
Shared: Military · FPS · Realistic

Hell Let Loose: Vietnam
Shared: Simulation · Strategy · Action

Squad 44
Shared: Simulation · Military · FPS

Isonzo
Shared: Simulation · Indie · Military

Battlefield™ 1
Shared: World War I · FPS · Multiplayer

Arma Reforger
Shared: Simulation · Military · Strategy

Hell Let Loose
Shared: Military · Realistic · Multiplayer

Bodycam
Shared: FPS · Military · Simulation

Insurgency
Shared: FPS · Military · Action

Arma 2: Operation Arrowhead
Shared: Simulation · Military · Strategy

Insurgency: Sandstorm
Shared: Military · FPS · Realistic

BattleBit Remastered
Shared: Massively Multiplayer · Military · FPS

Beyond The Wire
Shared: World War I · Military · FPS

Over The Top: WWI
Shared: World War I · Simulation · Action

Battlefield™ V
Shared: FPS · Military · Multiplayer

Rising Storm 2: Vietnam
Shared: Military · Massively Multiplayer · FPS

Men of War: Assault Squad 2
Shared: Strategy · Simulation · Military

PUBG: BATTLEGROUNDS
Shared: FPS · Multiplayer · Action