On July 26, 1943, Delaney, along with Fred W. Kaltenbach, Douglas Chandler, Jane Anderson, Constance Drexel, Robert Henry Best, Max Otto Koischwitz and Ezra Pound was indicted in absentia by a District of Columbia grand jury on charges of treason.
Delaney was returned to the U.S. on August 8, 1947,[REF] but the charges against him were dropped by the Department of Justice due to lack of evidence on October 27, 1947 [REF].