What was german leader adolf hitler's main purpose for fighting world war ii?

He wanted to create a German Empire by gaining complete control over Europe, is the correct answer.

Explanation:

Hitler was the focal figure in the releasing of the Second World War, just as the spread of Nazi belief system, which had a direction on his nation of birthplace, Germany however on a few different locales of Europe and the World.  

From 1933 to 1939, Hitler changed German culture into a military society, intensely instilled with patriot esteems ​​linked to the past of the German domains or the Reich. The recuperation of the war industry- a reality that broke with the Treaty of Versailles - was one of the quick estimates taken by Hitler. Hitler's political proposition was profoundly vindictive, and war for him was destiny and need of the German individuals to force their prevalence on the others. The Nazi campaign in the Second World War was one of the most across the board decimation. The barbarities submitted by different individuals from the gathering, for example, specialists, exceptional divisions of the military and a few others, had the implied learning of the Füher.  

it was a act of seld fesnse more over it was a peace treaty between the fogein contunries.