sentences:  In 1918, four Hutterite brothers from South Dakota, Jacob Wipf and David, Joseph and Michael Hofer were imprisoned at Alcatraz for refusing to fight in military or put on a military uniform; Joseph and Michael Hofer died in late 1918 at Fort Leavenworth, Kansas, due to the harsh conditions of the imprisonment  In the Remembering Muted Voices symposium in October 2017, the lives and witness of World War I peace activists, including the four Hutterite brothers, were remembered.The symposium was sponsored by the American Civil Liberties Union, Peace History Society, Plough Publishing House, and the Vaughan Williams Charitable Trust.The French Christian pacifists André and Magda Trocmé helped conceal hundreds of Jews fleeing the Nazis in the village of Le Chambon-sur-Lignon.