First MMO first-person shooter (FPS) videogame

First MMO first-person shooter (FPS) videogame
Who
World War II Online, a.k.a Battleground Europe (Cornered Rat Software, 2001)
What
first
Where
()
When
2001
The first massively multiplayer FPS is World War II Online , a.k.a. Battleground Europe (Cornered Rat Software, 2001), which pits players in a virtual version of mainland Europe fighting as British, French or German troops.