British historian Laurence Rees explores the warning learned from studying WWII.

While both Moscow and Berlin focus on the Kursk salient, Operation Mincemeat convinces the Germans to focus troops in the wrong place. Meanwhile, Zhukov convinces Stalin to let the enemy attack first, for they will be ready.

Manstein overcame Hitler’s objections and then two Soviet Fronts. By early March 1943, Kursk was exposed and open to attack.