It ended about 1.8 million years ago
Discovery of oil led to extreme exploration and human encroachment in Oklahoma as well as increased wealth. Now, there are jobs that include finding oil, drilling oil, selling oil, and getting rid of wastes that are produced during the oil refinery process. Please mark Brainliest!!!
<span>Early in his political career Theodore Roosevelt's ideas on the role of government were apparent because of his interest in fighting corruption. He was also interested in reforming government.
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