Which african american rights leader informed president roosevelt that there was going to be a large march on washington if african americans weren't given jobs?

A. Philip Randolph was an African-American Civil Rights leader that informed President Franklin D. Roosevelt that there was going to be a large march on Washington if he doesn’t meet their demands for elimination of employment discrimination. The march was called off when Roosevelt’s administration met their demands by issuing Executive Order 8802.

"a shortage of traditional labor created new opportunities in the workplace. a major cause of the internment of japanese americans during world war ii was. racial prejudice. in the early 1940's, the "destroyers-for-military-bases deal" with great britain and the lend-lease act were evidence that the united states."