what made the end of battle of north africa campaign a critical moment or turning point in the war? no links plzz

Stalingrad was where Russian troops were sent by Stalin and stopped the German troops which left them with no way to get supplies. ... Germany over the next few months conquered most of Stalingrad. Soviet's victory over Volga was a turning point. This was one of the bloodiest battles.

well the fact it is basically a peninsula allowed trade to come from many places, thus allowing cultural diffusion to take place. india has seasonal monsoons that merchants travel back and forth from india using the monsoons wind patterns

the answer would more than likely a.)falling crop prices  

hope the answer is right and ,either way have a nice day.