Because they were taking Africa’s recourses.
The effects or results of westward expansion by white settlers were felt by Native American Indians, who were violently forced to abandon their lands to give up the ongoing expansion in the country, strongly encouraged by Thomas Jefferson. Although Jefferson did not intend to treat the Native American Indians with violence he believed it was an obligation for the US to expand its territory to the west (Manifest Destiny belief)
The Republican Party emerged in 1854 to combat the Kansas–Nebraska Act and the expansion of slavery into American territories. The issue of slavery split the second party system. To be a part of the party in the electorate, one must: be a citizen who identifies with a political party.
Please mark me brainliest! :)
Korea and Vietnam where both fought to contain communism