Charles guiteau most likely assassinated president garfield because

Charles Guiteau most likely assassinated president Garfield because he was against Garfield's reforms.
This is why he decided to kill the president, although that may not have been the best choice.

Contributing factors  leading  to the harlem renaissance were the great migration of african americans to northern cities, which concentratedambitious  people in places where they could encourage each  other, and the first world war, which had created new industrial work opportunities for tens of thousands of people.