There were a number of political, economic, and social challenges facing the united states after the civil war. which of the following was primarily a political challenge? worthless confederate currency that led to bartering the loss that emancipation created for slave owners citizenship rights for freed slaves collapsed southern infrastructure, including bridges, levies, and railroad tracks

Citizenship rights for freed slaves

i do not know if this question has options, but a main impact of the federal reserve act of 1913, which created the federal reserve bank, was the international use of the u.s. dollar, which soon became the world's leading currency - particularly during world war i, since many nations around the world asked the united states for money.

the name of the theory is landmass theory.