What was the main cause of the islamic world's hardships during the thirteenth century?

a.
western europeans invading muslim lands

b.
mongol tribes invading muslim lands

c.
dissension between rival factions of islam

d.
famine and diseases introduced from africa

Explain how the woman's auxiliary contributed to the war effort.

1. discovered the new world balboa 2. explored the north american southwest hudson 3. his crew was the first to sail around the world vespucci 4. conquered the incas of peru cortes 5. discovered the pacific ocean columbus 6. conquered the aztecs of mexico cabot 7. discovered fishing grounds off newfoundland pizarro 8. looted spanish vessels for england drake 9. claimed the hudson river area for dutch coronado 10. priest who explored the mississippi marquette 11. man for whom the new world is named magellan

Classify the most significant contributions of the two major indian empires to world culture