The Europeans brought many deadly diseases with them from Europe. The Native Americans did not have the antibodies to deal with these unknown sicknesses so most of their population died off.
Answer:
He created a trust that controlled ninety percent of the nations oil refineries. He purchased coal plants around the country to add to his business
Answer:
Today, historians generally agree on several main causes of the Korean War, including: the spread of communism during the Cold War, American containment, and Japanese occupation of Korea during World War II.
It depends on what it is because everyone has different classes and different
Answer: The rise and popularity of radio caused a new approach in advertising
