Based on source 4, what was the biggest change to Louisiana economy after the Civil War?

The violence, destruction, and economic uncertainty that accompanied the Civil War and Reconstruction destroyed many Louisiana plantations and their owners' fortunes, with the loss of capital by southern white and free black planters estimated at $500 million

Explanation:

"a government in which power is divided between state and national levels". federalism is a system of government in which entities such and state and province, share power with the national government.

what was the significance of the plessy vs ferguson ruling and jim crow laws

answer the impact. plessy v. ferguson allowed 'separate but equal, also known as segregation, to become law in the united states