What were the causes and results of the crusades of the late 11th-13th century? ?

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.

What from the columbian exchange had perhaps the biggest impact on the world?

What reason did yurovsky give nicholas ii for his pending execution? the czar’s relatives were about to rescue the romanovs. nicholas had committed crimes against the russians. nicholas had misused his power to abuse his own people. nicholas had not lived up to his duties as czar of russia. the answers are not b and c, i already tried those.