Answer:
Committees of Correspondence were the American colonies' first institution for maintaining communication with one another. They were organized in the decade before the Revolution, when the deteriorating relationship with Great Britain made it increasingly important for the colonies to share ideas and information.
Southerners in the Confederacy
Explanation:
Answer: Texas being admitted as a slave state.
At this time the U.S. was having a struggle of maintaining an equal balance between slave and free states. Texas joining the Union would mean an imbalance because Texas was a country with slaves and insisted on maintaining it.
Answer:Battle of Antietam
Explanation:The Union's important victory at the Battle of Antietam gave Lincoln enough public support to issue the Emancipation Proclamation, which promised to free all slaves in the Confederacy. A month before the Civil War began in April 1861, Abraham Lincoln talked about slavery in his first speech as president.
Popular sovereignty is the basis for federalism. Without popular sovereignty there could be no federalism. All just political power originates in the people. They delegate some of it to governments at all levels through constitutions