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First massively multiplayer online war game

First massively multiplayer online war game
Who
WWII Online: Blitzkrieg
What
First
When
June 2001
In June 2001, servers went online capable of accommodating thousands of players across a massive scale map of Europe, either on foot, in vehicles or in the air, making WWII Online: Blitzkrieg the first massively multiplayer online war game. Guinness World Records Gamers' Edition 2009.