C. The Oregon Country
The Oregon Country was acquired in June 1846, at a time of James K. Polk's term, a president characterized for his advocacy for American westward expansion
The United States' occupation of Oregon Country started in 1818 by Britain's consent. And by the 1840s, Americans outnumbered British people. In 1845, the United States tried to negotiate the division of the Oregon territory, and a year later in June, both nations finally agreed to divide the territory at the 49th parallel.
"Oregon Country" is now the American's states of Oregon, Washington, and Idaho, as well as portions of Montana and Wyoming.
The King of England was doing it and he was putting them on everything.
Muhammad and his followers spread the teachings of Islam throughout the Arabian peninsula. Soon after the death of the prophet Muhammad, there were military expeditions, called "futuhat," or literally "openings," into what is now Egypt and other parts of North Africa.
In 1856 Franco-Russian-British peace was signed at the Congress of Paris. Cavour succeeded in having one of the sessions expressly devoted to discussing the "Italian problem": He was able to publicly defend the idea that the repression of the reactionary governments and the The policies of the Austro-Hungarian Empire were the real culprits of the revolutionary anxieties that were forming throughout the peninsula and, above all, that these revolts in Italy could degenerate into a revolutionary threat to all the governments of Europe, thereby increasing the Franco-British concern in the "Italian problem".
I think the answer is D sorry if I am wrong :)) also, the constitution gave African American the right to vote but I’m not sure about the whole south