Original sentence: After spending time in New York City, in 1940, Nancarrow moved to Mexico, which remained his country until his death.He returns to the United States in 1939
Edited sentence: To escape the harassment visited upon such other left-leaning composers, Nancarrow moved in 1940 to Mexico, which remained his country until his death.Upon his return, he learned that his Brigade colleagues were being denied their U.passports as punishment for their political preferences