Henry Hudson is the answer to this question since he died on one of his attempts to locate it.
Answer:
You're looking for Joliet and Marquette
Biological warfare was effective against the Inca because there immune system's were not used to that type of diseases that Europeans brought over. There are very susceptible to disease and were wiped out quickly
Your answer is the first one. Domestic Servant, Skilled Trades, and field workers.
I believe the answer is: C. He was worried about his border with North Korea being in jeopardy.
Mao zedong feared that if he let the allied forces took control of north korea, the allied forces would be able to establish a navy base on that territory and exposed the chinese mainland from naval attack from north Korea. Because of this, he decided to help the north korean with both millitary soldiers and supplies.