The American Federation of labor made it successful than other unions of the time because it was a loose organization of skilled workers from many unions devoted to specific crafts or trade.
Explanation:
The slavery Has been around the 1600s
Oligarchy
a form of government in which all power is vested in a few persons or in a dominant class or clique; government by the few.
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Answer: True
Explanation: Contact events involving the Aztecs, Mayans, and Inca civilizations were especially dramatic, primarily because Mexico and Peru had the highest population densities and the most extensive trade and transport networks in the Americas. Such factors provide ideal conditions for the spread of epidemic diseases.