Games like FrontWars

If you finished FrontWars, the closest matches are Knights of Honor II: Sovereign, Distant Worlds: Universe, Warhammer 40,000: Gladius - Relics of War, Sudden Strike 4 and Cosmoteer: Starship Architect & Commander. All 10 share its real time strategy (rts) genre and are ranked by how closely their themes and modes overlap.