John Brown’s raid on the federal armory at Harper’s Ferry, Virginia (now West Virginia)
Answer:
A or B
Explanation:
I can't see the lines that your question mentions but the rich farmland is what attracted settlers to Oregon. The gold rush was in California, and the only huge thing that was discovered in 1849 (option D) is the gold rush, no mention of an oil boom.
The Paris Peace talks began in May 1968 and concluded on January 27, 1973.
The negotiations started with the International Control Commission and was changed to International Commission of Control and Supervision to complete the accord. The Paris Peace Accords was a peace treaty titled Agreement on Ending War and Restoring Peace in Vietnam and signed by the United States, South Vietnam, Viet Cong and North Vietnam.
Https://2ndlook.wordpress.com/2009/04/06/dravidian-history-no-one-talks-about/, This page should have it
It really depends on the perspective you put it into. If you were a African that was taken from your home land, and forced to board a ship with hundreds of other Africans were you could barely stand, wouldn't you say the trade of slaves? But this also brought economic wealth to the Americas and it also help support the trade of sugar. This can be debatable though.