Complex sentence: In 1948, he was accused of being a communist by the Canwell committee (the Joint Legislative Fact Finding Committee on Un-American Activities), and was later exonerated in 1951 by Attorney General, Smith Troy.
Split into simpler sentences: In 1948, he was accused of being a communist by the Canwell committee (the Joint Legislative Fact Finding Committee on Un-American Activities). He was exonerated in 1951 by Attorney General, Smith Troy.