Battle of Arconar

Eldar Portal

Space Marines Portal Ultramarines

The Battle of Arconar took place in 861.M41 on the Feral World of Arconar where Marneus Calgar and the Ultramarines fought against a coalition of Eldar raiders. The Ultramarines attacked with such force that they managed to scatter the Eldar and capture their bases both on and off of the planet.^[1][2]

Source

• 1: Codex: Space Marines (3rd Edition), pg. 36
• 2: Imperial Armour Volume Two - Second Edition: War Machines of the Adeptus Astartes, pg. 21