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Rules of War

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Rules of War screenshot 1
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Rules of War

Active Endeavour Games · Published by Active Endeavour Games · Official site ↗

Content notice: This Game may contain content not appropriate for all ages, or may not be appropriate for viewing at work: General Mature Content.

Last updated 28 Sept 2026

Take command in this 4X-lite strategy game with fast-paced tactical combat and missile warfare. Build your economy, deploy land, sea, and air units, expand borders, advance technology, and navigate deceitful diplomacy. In a world of collapsing nuclear powers, can you lead your nation to victory?

Free to PlayComing SoonDJCTQ 16

Free

View on Steam

Prices can lag the live Steam store — always confirm before buying.

Indie, Strategy · 2026 · More free games

Command diverse units across land, sea, and air in Rules of War, a strategic challenge from Active Endeavour Games set in a world of nuclear collapse. Build your economy, expand borders, and outmaneuver rivals through tactical combat and diplomatic intrigue.

About this game

You love 4X games but are short on time? We got you! 

Get ready Commander! Rules of War delivers all the army building, research, diplomacy, and missile strikes in under an hour!

Become the leader of a once powerful nuclear-armed nation that is falling apart. Can you keep the nation together? Can you find allies and uncover your enemies?

With accessible mechanics and an exciting campaign, Rules of War brings strategy, modern warfare, and decision making into one fast-paced experience.

Are you the kind of leader who survives? Or starts the next war?

Good luck Commander.  

System Requirements

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Minimum

Minimum:
  • OS *: Windows XP/Vista/7/8/10/11
  • Processor: 1 GHz
  • Memory: 1 GB RAM
  • Graphics: 512 Mb video memory, capable of OpenGL 2.0+Support
  • Storage: 1 GB available space

Supported Languages

English*
*languages with full audio support

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