exploitation of African natural resources by colonial powers
Khanacademy.org overview hope this helps :)
In 1849 Californians sought statehood and after heated debate in the U.S Cogness arising out of slavery issue, California entered the union as a free, non slavery state by the compromise of 1850. California became the 31st state on September 9, 1850.
Answer:
the word monopoly can be called to complete control over someone or something.