One major problem faced by the US after the US Civil War was the reintegration of southern sympathizers into society. There was still many who believed the secession from the United States was the right thing to do.
Reconstructing the south
Debt.
The challenge facing the United States after the US Civil War was awesome. The political problems of reconstructing the Union were based on radical Republicans who wanted to place all blame for the Civil War on the South. This was very political as the radical Republicans wanted to make the rebellious South "pay" for this horrible war that devastated the nation.
Vast stretches of the south lay in ruins
Ethnic Conflict, Pollution & Civil War.
Medical problems and suffering from exhaustion as a Civil War Nurse.
Some of the challenges that faced our country's leaders from the colonial times to the civil war include debts and taxes, foreign issues, governance problems and military rebellion.
Us civil war
The north faced reconciliation with the south.
Slavery led to the Civil War.
Abraham Lincoln faced the secession crisis that erupted into the Civil War.
The Union naval blockade prevented them from exporting their plentiful cotton.