Answer:
C
Explanation:
The Europeans who were immune to the diseases carried them over to the Native Americans, who had never been exposed to those diseases before, and it killed millions.
the alliance between france and russia.
There was a split in the government with a Federalist president and a Democratic-Republican vice-president
<span>It launched military campaigns into Mexico to protect US borders.
</span>
Political upheaval in Mexico and
economic opportunity across the border spurred migration to the United States
after the Mexican Revolution. The surge in the number of Mexican immigrants to
the U.S led to the launch of military campaigns to protect the border
C. to limit immigration from Asia