Matrix Games and Playnet have announced they are marking the 6th anniversary of their MMOG WWII Online: Battleground Europe with a special historically-based event. You can create a free 7-day trial account, download the game and participate in a special historically-based event this weekend by visiting this page. Battleground Europe features over 600 cities and 29,000 buildings. The zoneless map covers 350,000 Km (Over 217,000 miles) of terrain and more than 4,000,000 trees. Battles can rage for days and campaigns for weeks. The servers can support thousands of players online simultaneously.