Answer:
American Federation of Government Employees.
Explanation:
American Federation of Government Employees was founded on August 18, 1932. Everett B. Kelley was the first President of this union. In 2015, it had 301,992 members. The American Federation of Government Employees is an American labor union in which more than 670,000 employees of federal government, about 5,000 employees from District of Columbia, and few hundred private sector employees are the members of this labour union.
Immune to European diseases, had no knowledge of the New World, tribal nations would have an uprising, and the African slave market was more convenient and cost efficient.
Because it's a free country
