When the Treaty of Guadalupe Hidalgo was signed in 1848, the US contained fifteen free and fifteen slave states. Controversy surrounded all of the proposed solutions to the problem of slavery in the territories. Additionally, northerners railed against the legality of slavery in the District of Columbia, and southerners, in turn, complained of northern failure to comply with the Fugitive Slave Law. All of these issues had to be resolved if new states were to enter the Union.
Explanation:
his death 17 Feb 1919 some things i read on it “Canada has been modest in its history, although its history,” said Laurier in 1904, “is only commencing.… The 19th century was the century of the United States. I think we can claim that Canada will fill the 20th century.”In external relations, his objective was to improve Canada's position relative to both the United States and Great Britain. In 1897, he opposed efforts by British authorities to draw Canada into a closer imperial federation. During the South African War (1899–1902), he again chose compromise between English Canadians — who supported military involvement — and French Canadians — who vehemently opposed it. By allowing for the recruitment of a contingent of volunteers, partially paid for by Britain, Laurier found the middle ground. When imperialists demanded that Canada assist the British Royal Navy, which was struggling to stay ahead of the German navy, Laurier compromised. In 1910, he helped pass the Naval Service Act, which established the Naval Service of Canada (later, Royal Canadian Navy). this is just wat i've read an think so plz don't be mad im just trying to help

1) They mostly spread Islam through conquering new countries. What they did also was unite all people under a single rule and ended religious uprisings.
2) There was tensions because one faction believed that Muhammad should be succeeded by someone chosen by people, while the other faction believed that his successor should be someone from his bloodline.
Answer:
B. ITS B I HOPED IT HELPS
Explanation: