[SerLava]

>And as bad as the Nazis were overall they still managed to have major successes in economy and science.

They weren't actually succeeding economically. They simply racked up internal debt, stopped paying their foreign debt, and invaded Europe in order to plunder it's riches and resources.

They had been plummetting toward economic collapse.

They knew they weren't ready to defeat the UK militarily, knew their technology wasn't properly built up yet, and actually didn't anticipate their own early military successes in mainland Europe.

But they had no choice. Fascism itself had backed Hitler into a corner. It was invasion or abdication (which was unimaginable).