Because woman were more moral that the men were!!!
Answer:
The Aztec ruled over a large Empire that included most of Central and Southern Mexico. They had subjugated other peoples like the neighboring Tlaxcaltecas, who were in fact crucial for the Spanish Conquest.
The Aztec were often very ruthless against their subjects. They extracted onerous economic tribute, and also practiced human sacrifices, often killing people from the subjugated tribes.
Medical technology to treat malaria allowed Europeans to more successful colonize tropical areas during 1800s. During 1800s European considered malaria as a massive treat to their plan to colonize west Africa. The discovery for a medicine for malaria enabled European to colonize west Africa..
To trade for enslaved Africans
Answer: Stalin had completely different war aims than FDR or Churchill.