Answer:
On September 14, 1814, Francis Scott Key pens a poem which is later set to music and in 1931 becomes America's national anthem, “The Star-Spangled Banner.” The poem, originally titled “The Defence of Fort M'Henry,” was written after Key witnessed the Maryland fort being bombarded by the British during the War of 1812.
Explanation:
Territories obtained in the Mexican American War of 1848 caused further sectional strife over the expansion of slavery.
<h3>What is Mexican-American War?</h3>
Mexican-American War can be regarded as the annexation of republic of Texas which occured as a result of dispute over the boundary of Texas is at Nueces river .
This war create more tension between the North and the South because of sectional strife over the expansion of slavery.
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brainly.com/question/14365527
A Early Russian<span> settles where able to quickly traverse Western </span>Russia<span>because of the long and extensive networks of rivers. This allowed for quick transportation. No network or rivers are seen in the </span>East<span> of </span>Russia<span> and so was natural slow and hard to colonize. </span>
Gagan refers to the foreseen sky.
