After the civil war, the northern economy was

a. far stronger than the southern economy.
b. greatly damaged by the destruction of its cities.
c. strengthened by the abolition of slavery.
d. damaged by the abolition of slavery.

the labor movement in the united states grew out of the need to protect the common interest of workers

for those in the industrial sector organized labor unions fought for better wages reasonable hours and safer working conditions

  in the 19th century trade unionism was mainly a movement of skilled workers.

hope this

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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