The Communists gained control of mainland China and established the People's Republic of China in 1949, forcing the leadership of the Republic of China to retreat to the island of Taiwan.
Explanation: Even though The American Federation of Labor and Congress of Industrial Organizations (AFL–CIO) represents the largest federation of unions in the U.S. with more than 12 million active and retired workers, it does not mean that they are the only one in the country, as Change to Win Federation, for example.
