In terms of military strategy wise, you can say that Hitler shouldn't of underestimated the USSR and that he should have a plan to deal with the harsh Soviet Winters. Also it would of been easier if Hitler used more tanks and had more men to fend of the enormous size of the Red Army.
In terms of historical wise, it can be learned that if someone wants something and he/she has a passion for it, they would most likely do the most unpredictable things.
Operation Barbarossa began on 22 June 1941.
3,542,837 Soldiers were wounded during Operation Barbarossa.
Operation Barbarossa began with the German invasion of Russia 22 June 1941 .
Mainly Adolf Hitler planned Operation Barbarossa but some Generals from the Waffen-SS and Wehrmacht army assisted in Hitler's plans for it.
During Operation Barbarossa, it's known that 57,000 Germans were captured and 3.35 Million Soviets Captured as POWs.
Operation Barbarossa wasn't a Battle, their was many battles which happened during Operation Barbarossa, Operation Barbarossa started on 22nd June 1941.
Operation Barbarossa began on 22 June 1941.
Operation Barbarossa
It was not called off, it was pushed back and defeated.
Operation Barbarossa was launched in the Summer - 22 June 1941 .
3,542,837 Soldiers were wounded during Operation Barbarossa.
The code name for this invasion was Operation Barbarossa.
Operation Barbarossa began with the German invasion of Russia 22 June 1941 .
Russia .
Operation Barbarossa was fought in the Soviet Union between Soviet occupied eastern Poland and Smolensk.
Operation Barbarossa
Operation Overlord which is the conquest of Europe .