The answer is either A or B
North Korea invaded south korea which was supported by the U.S
It is because of the purchasing power of the American dollar. The country had to change personal wages, taxes, and cost of living for drastic changes. Im not 100% sure this is right but I hope this helps a little bit!!
Siamese rulers gave concessions to Western colonies particularly Great Britain.
Well, for one thing, it's taking over more land and claiming it for your country. The territories had to be taken from other countries, which happens with an imperialistic view. <span />