What if decolonization Never Happened? Part 1

World War 2-The British would not invade Norway and Greece. The Burma campaign and the Blitz are easier as well. The Battle of the Atlantic crashes less tons of British shipping. I'm sure there are a lot of other changes I could do, but don't know about

Oil-The discovery of oil in Sudan might have led to the Hitler putting more effort into the North Africa campaign if he could get oil in Sudan. However, in our timeline Hitler put very little effort into the North Africa campaign, thinking it was the destiny of the Aryan peoples to conquer the Slavs and he would have tried to conquer the Caucasus oil fields instead.