Which statement best describes how the spread of Islam also led to the spread of knowledge, scholarship, and learning?

Why is it useful for historians to base certain studies on the analysis of historical periods

Which of the following led to a continuation of the treatment in the excerpt above? a)the brutality of the trans-atlantic african slave trade. b)spanish repression after violent native uprisings in new spain during the 16th century. c)european competition to quickly establish colonial holdings in the new world. d)the reliance of the spanish on native americans to provide labor under the encomienda system.

States' compliance with the native american reservation treaties drawn up by the federal government for the native american nations is: