What was the difference between the ethiopian resistance, and the resistance movements of other african nations

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

What new concept did the the american revolution introduce into the world

Pls quickly! which of the following statements about spanish plantations is not accurate? a. spanish plantation screw sugarcane for export to spain. b. the spanish had a little concern for the lives of the indians who worked on the plantations. c. spanish presentation grew a wide variety of crops and sent the produce to many different european countries. d. to replace the native americans our dying off the spanish important african slaves.