<span>C. House Un-American Activities Committee--this committee was created for the full purpose of investigating possible spies or threats to American security.
This group targeted Hollywood actors/actresses for their liberal slant in the media. Intellectuals were also targeted as a source of communist ideology. Eventually small accusations turned into "witch-hunt" practices by the federal government. </span>
Explanation:
the united states emerge as one of the two dominant, superpowers turning away from its traditional isolationism and toward increased international environment
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Answer:
Explanation: The entry of the United States into World War I changed the course of the war, and the war, in turn, changed America. ... The American Expeditionary Forces arrived in Europe in 1917 and helped turn the tide in favor of Britain and France, leading to an Allied victory over Germany and Austria in November 1918.