What factors led to the different developments of the cultures in mesoamerica and north america?

The Mayans created fantastic pyramids, an intricate dialect, comprehended zero and had a profound comprehension of the universe. 
The Aztecs had probably the most progressive waterworks innovation on the planet with and the capacity to build up a high populace (albeit scarcely towards then end).

The Incas had the biggest domain of the cluster with a to a great degree refined roadway. 
All the North American tribes had Pre-Columbus were Chaco Canyon and Cahokia which are quite forsaken in examination.

An example of a political opponent would be albert einstein hitler hated him because he was jewish a pacifist