It was the belief that it was destiny for the Caucasians to expand and to take over North America. This caused conflicts when the Caucasians wanted to take land from the native Americans.
Answer & Explanation:
Many people in California figured gold was there, but it was James W. Marshall on January 24, 1848, who saw something shiny in Sutter Creek near Coloma, California. He had discovered gold unexpectedly while overseeing construction of a sawmill on the American River.
Roosevelt favored the regulation of trusts.
Answer:
But the two events that caused relations between the U.S and the USSR to begin to change in the early 1980s were that Leonid Brezhnev died and Ronald Reagan became president. Reagan started conversations with the new Russian leader Mikhail Gorbachev, in order to reduce nuclear weapons.
I am pretty sure it is A, His name was Ferdinand de Lesseps.