The Missouri compromise made by Henry clay said that Missouri would enter as a slave state and that Maine would enter as a free state, also everything above the 36/30 line of latitude was free and everything below it, was slave.
The Public Relations Society of America (PRSA) is an organization that was formed in 1947, headquartered in New York and remained as the largest professional organization serving the field. The formation of this organization was brought by the Postwar Era.