Answer:
European sailors brought syphilis to Europe.
Explanation:
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General Douglas MacArthur, the commander of the U.N. forces in Korea, issued an unauthorized statement containing a veiled threat to expand the war into China if the Communist side refused to come to terms. ... On April 11, 1951, President Truman relieved MacArthur of his command.
The american Indians. Helped the the first settlers. Please mark as brainliest answer.
It is the United States’ policy of asserting its full
authority over the American continent in 1823. It further states that any attempt
at colonization by European countries on lands in North and South America will
be viewed as an act of aggression by the U.S. government and will be a cause
for intervention.