The tactics that the united states used to contain communism in the western hemisphere is :
Aggressive force: By placing our military forces in the region that are a threat of communism
Foreign Aid : By aiding the countries in need to earn their favour
hope this helps
6.) Bartolomé de las Casas
9.) Ecomienda?? Not sure on this one, though that wasn't for Native Americans.
10.) Cahokia!!
3.) Thomas Morton (Had to look this up. http://che.umbc.edu/londontown/docs/NativeAmericansintheChesapeake.pdf BOTTOM)
I don't know any other ones, hope I helped to a certain extent.
India was an excellent trading spot. Many merchants from different countries came and traded with Britain, which in turn brought Britain more money.