What led to war between the dutch and the native americans in 1640?

Dutch settlers killed many of the reigon's inhabitants, encouraged the unification of the local Algonquian tribes, and triggered violent confrontations between the parties.

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.