As of November 2013, the developers at ImpactGames made the game free to download and play to help it reach more schools and community centers.
Because the game was designed for older versions of Windows (like XP and Vista), you may need to run it in Compatibility Mode on modern systems like Windows 10 or 11. Other "Peacemaker" Games Download Peacemaker PC Game 2009
Are you planning to use for a specific project or for educational purposes ? As of November 2013, the developers at ImpactGames
The game has transitioned through different licensing models over the years: As of November 2013