it will create a monoply of the tea trade
Europe needed money because they were in debt
It was the "Open Door Policy" that was the name of the trading policy that Secretary of State John Hay initiated with China and the European nations that already had a presence there, since the US wanted to benefit from trade with China as well.
Napoleon Bonaparte was the french leader, who possessed the the territory of louisiana, and agreed to sell it to the united states in 1803.
