Why was germany successful in 1940, despite disadvantages in quality and quantity?

Germany was successful in 1940s despite disadvantages in quality and quantity because of the strategies of Adolf Hitler who was appointed the chancellor in 1933 of Germany.

Explanation:

Adolf Hitler with his hatred for Soviet Union and Communism was determined to win the war and break apart Soviet Union. Hitler's plan for an all-out assault on the Soviet Union. Adolf Hitler was able to defeat Soviet Union with his strong and confident army and his plan.

Adolf Hitler and his forces were sure that the Russian army was primitive and the people wanted liberation and an attack on Soviet Union would lead to victory.

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.