Answer:
Kansas.
Explanation:
"Between roughly 1855 and 1859, Kansans engaged in a violent guerrilla war between pro-slavery and anti-slavery forces in an event known as Bleeding Kansas which significantly shaped American politics and contributed to the coming of the Civil War."
it made every one relze the new world, this a educated quess im not entierly sure, but i still hope this helps out
Explanation:
Puerto Rico is a commonwealth of the United States. The US government started to control Puerto Rico in 1898, when the Spanish American Civil war gave the US its control. However, Puerto Ricans struggled to obtain more democratic rights during many years. The US controls the island, but it doesn't interfere with local government policies. American interests on Puerto Rico are based on political as well as economic reasons. The US makes use of Puerto Rico ports and roads. Besides, it also trades sugar and tabacco. Furthermore, US tries to keep Puerto Rico under its control in order to maintain its presence in the Caribbean as well as protecting the Panama Canal.
The civil rights movement was extremely important because it began to give rights to African Americans, who didn't previously have any constitutional rights.
I think the answer would be b