The Yankees were established in 1901 as the Baltimore Orioles.
1970.
The Boston Red Sox joined the American League in 1912.
After a vote, the American public refused to join
It would be very hard for another entity to join Major League Baseball now that sports organizations are considering dropping teams.
Jackie Robinson
america did not join the league of nations because
Algeria join the Arab league 1962
The Bears were an original National Football League team that were assigned to the National Football Conference after the 1970 merger with the American Football League.
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Conservatives join the American Liberty League, in the 1930s, to oppose President Roosevelt's new deal policies. Many conservatives thought the government was growing to fast.
It was weakened by American refusal to join.