Which events of the mid-1800s pulled the nation apart?

Why might congress have had difficulty paying the war debt after the american revolution

The fourteenth amendment how did the action resolve a longstanding conflict in post-civil war america? it defined the process for readmittance of the former confederate states into the united states of america. it ensured the right to vote to all male citizens of the united states, regardless of race, color, or prior servitude. it defined citizenship and related rights for african americans. it abolished slavery in the united states.

How and why did british north american colonists fight a revolution to create a constitutional republic, the united states of america?