He believed and suggested that Germans should have the treaty of Versailles reversed and that they should not be punished as harsh as they were for world war 1 and that they should once again become a strong and a proud country that they were before world war 1. This resonated well with the people who supported this, however, he saw the path to this greatness through war and genocide and attacking everyone in Europe.
I know it began with farmers who wanted to become rich so money was the starve i hope this helps lol
Interacts and exchanges between cultures have become easier than ever before.