What were the number of acts that the British parliament passed, relating to the Enclosure of Land?

By the early 20^th century, most farmers in America were using __________ to cut grain.

"Plant more wheat, wheat will win the war"- these words are coined by ___________.

Which among of the following groups is not related to the triangular trade?

Lin Ze-Xu, special commissioner at Canton in 1839, estimated that there were over ____________ million opium smokers in China.