The Third War continues on the story left at the end of Yuri's Revenge. The use of the Allies' Time Machine caused a merging in the timelines of the past, present and future. So the end result is an Allied and Soviet Alliance at the end of the Second War, Yuri alive with one base, a strange temporal vortex in North America and several technologies returned (and added). The Alliance forces converge on Yuri's HQ in Antarctica and destroy it, but now a strange new army is emerging through the vortex. The Third War is about to begin...