Games like Territorial Conquest
Games like Territorial Conquest include Age of History 3, Hearts of Iron IV, Broken Arrow, Company of Heroes 3, and Wargame: Red Dragon. We matched them by the tags players give Territorial Conquest on Steam (Strategy, Grand Strategy, RTS, Action RTS, and Real Time Tactics): closest matches first, and among equally close ones the better-known games.

Age of History 3
Shared: Strategy · Grand Strategy · RTS

Hearts of Iron IV
Shared: Strategy · Grand Strategy · World War II

Broken Arrow
Shared: Strategy · RTS · Wargame

Company of Heroes 3
Shared: Strategy · RTS · Wargame

Wargame: Red Dragon
Shared: Strategy · RTS · Wargame

Europa Universalis IV
Shared: Strategy · Grand Strategy · Wargame

Total War: WARHAMMER III
Shared: Strategy · Grand Strategy · RTS

WARNO
Shared: Strategy · RTS · Wargame

Men of War: Assault Squad 2
Shared: Strategy · RTS · Real Time Tactics

Call to Arms - Gates of Hell: Ostfront
Shared: Strategy · RTS · Real Time Tactics

Sudden Strike 4
Shared: Strategy · RTS · Real Time Tactics

Total War: ROME REMASTERED
Shared: Strategy · Grand Strategy · RTS

Ultimate Epic Battle Simulator 2
Shared: Strategy · RTS · Grand Strategy

Steel Division 2
Shared: Strategy · RTS · Grand Strategy

Total War: WARHAMMER II
Shared: Strategy · RTS · Grand Strategy

Total War: THREE KINGDOMS
Shared: Strategy · Grand Strategy · RTS

Total War: WARHAMMER
Shared: Strategy · Grand Strategy · RTS

Ultimate General: Civil War
Shared: Grand Strategy · Real Time Tactics · Wargame

SuperPower 3
Shared: Strategy · Grand Strategy · RTS

Victoria 3
Shared: Strategy · Grand Strategy · Political Sim

Power & Revolution 2022 Edition
Shared: Strategy · Grand Strategy · RTS

Victoria II
Shared: Strategy · Grand Strategy · Political Sim

Wargame: European Escalation
Shared: Strategy · RTS · Wargame

Age of History II
Shared: Strategy · Grand Strategy · Political Sim