On 15 December, Alger Hiss was found guilty in U.S. of perjury in concealing membership of Communist Party, after denying he had passed secret documents to Whittaker Chambers for transmission to a Communist spy ring. Hiss was convicted 21 January 1950.
Richert, Lucas Paul. "Alger Hiss indicted for treason". The Literary Encyclopedia. First published 01 November 2008
[http://www.litencyc.com/php/stopics.php?rec=true&UID=5629, accessed 31 August 2015.]