Because it added vast new territories to the USA, and there was disgreement over which of these would be slave-states and which would be free soil.
The vast new territories which became part of the United States following the Mexican War threatened to upset the delicate balance in the Congress. As the territories applied for statehood, the question of whether the state would be slave or free would have to be debated and new compromises made. Eventually, the two sides polarized and legislative gridlock made the South look for extralegal means to preserve their Property Rights and States Rights, which were only euphemisms for slavery.
Mexico was not a major player in the US Civil War. African slavery was the major cause of the war.
many northerners believed that southerners wanted to take territory from Mexico in order to extend slavery
many northerners believed that southerners wanted to take territory from Mexico in order to extend slavery
Yes
30 April '75.
Nothing like you
The English Channel passes between Britain and France, allowing ships to pass between the North Sea to the North, and the Atlantic Ocean to the South.
The North and South wouldn't be able to trade and it would greatly hurt their economy.
The differences in the North and South over slavery lead to the Civil War (1861 - 1865) which the North won, the country was united and slavery came to an end.
The North and South wouldn't be able to trade and it would greatly hurt their economy.
The North and South wouldn't be able to trade and it would greatly hurt their economy.
The North and South wouldn't be able to trade and it would greatly hurt their economy.
The North and South wouldn't be able to trade and it would greatly hurt their economy.