What were the major reasons why Columbus sailed west?

What was one of the major obstacles to the growth unions during the late 1800s? What was the main concern for the soviet union after world war 2? How was basketball different in the 1970's from how it is now? Why was the first thanksgiving held outside? What is the spring like in ancient Rome? Who built underground tunnels at Welbeck Abbey? When did the Aztecs fight the Spanish? Fathers of confederation? Jahanara Begum Relations with shah jahan? What was Birmingham like in the past? What is Greek for construction? Different between spring water and mineral water? Did the UN vote for Israel as a nation? What were two things that Patrick accomplished? What did the us airforce do in Korean War? What led to the Soviets blockade West Berlin? Who dreamed that caesers statue was spewing bloodand the Romans were bathing in it? How many gold medals did track and field athlete Marion Jones win at the 2000 Summer Olympics in Sydney? Did the Greeks and Romans influence religion during the renaissance? Which does not contain a capitalization error dr martin Luther king received the nobel peace prize for his civil rights work in December 1964?