It is very much hard to answer.
It was mainly because of how the North and the South of America had different lifestyles and economy's. You would be surprised to know that the Democratic party back then supported Slavery and the republicans dint support Slavery.
Plain Answer: Because of Slavery, Way of Life and Different Economy. The Democratic Party would do anything to keep themselves supported.
The key waterways in the south during the civil war were: Mississippi,Ohio and Tennessee rivers
Both side aware that controlling these rivers would cut down oppositions food and weaponry supplies along with limiting the opposition's ability to mobilize. The union army managed to leverage on this situation better than the Confederates, leading to the union's victory during the civil war.
Answer:
The United States was reluctant to annex Texas because it did not want to fight a war with Mexico.
Explanation:
In 1836 the Republic of Texas was created, independent of Mexico. In August of 1837, Memucan Hunt Jr., ambassador of Texas in the United States, presented a proposal of annexation to Van Buren's administration. Believing that the annexation would lead to a war with Mexico, the US administration rejected the Texan proposal.
Finally, in 1845, James Polk became president and annexed Texas to the United States. This situation led to the Mexican-American War, as Van Buren had predicted.
Answer:
A:A ban on settlement west of Appalachian mountains caused colonial discontent.
Explanation:
Hopefully this helps
Invention of the dynamo sending of first telegraph message
100% sure