When he heard that the orcs were planning to invade Azeroth, Terenas formed an alliance between the other nations to fight off the orcs. The king also asked the elves and dwarves to help too. During the Second War, the forces of Lordaeron fought the orcs which ended in Lordaeron's favor. The warchief Orgrim Doomhammer was captured and became Terenas' prisoner. Doomhammer's imprisonment was not long as he was able to escape eventually.