How did World War II make a difference in the employment of black Americans?

More African-Americans were hired during the war because companies were desperate for workers. But after, most were fired to make room for the white men returning.

copernicus finished the first manuscript of his book, "de revolutionibus orbium coelestium" ("on the revolutions of the heavenly spheres") in 1532. in it, copernicus established that the planets orbited the sun rather than the earth. he laid out his model of the solar system and the path of the planets.

collect the tariff by force if necessary

use the military to enforce a federal law

b and c