 Several times he observed elections in Russia, Belarus, and Ukraine for the Organization for Security and Co-operation in Europe (OECD).Wolfgang Leonhard's wife, Elke Leonhard, was an SPD member of the "Bundestag", the German parliament, from 1990 to 2005.Leonhard died on August 17, 2014 at a hospital in Daun, Germany from a long illness at the age of 93.