The same year, he collaborated with fellow News journalist Ted Poston on a series of articles focusing on capital crimes.

[3] In 1932, they traveled to the Soviet Union with Langston Hughes and Moon's future wife Mollie Lewis to make an anti-segregation film called Black and White.

Unbeknownst to Moon, engineer Hugh Lincoln Cooper had threatened to stop work on the high-profile Dnieper Dam if the Soviet government did not halt the production of the film, which he viewed as un-American.

[4] After he returned to the US, Moon got a job with the Public Works Administration under Harold L. Ickes and continued to write for The Amsterdam News.

During his tenure at the NAACP, he promoted voting rights and encouraged the organization to work harder to elect politicians friendly to their cause.

The couple became well-known for throwing integrated society parties that allowed black and white New Yorkers to meet and connect with each other.