In order to invade the ussr, hitler had to first

make sure us troops were occupied elsewhere.
defeat great britain’s forces in north africa.
get italy to commit troops for the invasion.
break the german-soviet nonaggression pact.

In order to invade the USSR, Hitler had to first break the German- Soviet nonaggression pact. In August 1939, Germany and the Soviet Union signed a pact of nonaggression in which they outlined a division of the territories that were in dispute. The pact, known as The Molotov-Ribbentrop Pact, agreed that Germany could take possession of part of Poland while the Soviets would be allowed to invade the Baltic States and Finland. However, after several announces from both parties, Hitler decided to break the pact and began to plan the invasion of the Soviet Union, which was known as Operation Barbarossa.

increasing defense spending.

explanation:

the awenser wuold be slaves