Ralph DiGia died at age 93. He was among the direct-action pacifists who forged the American anti-war movement in .
Imprisoned as a conscientious objector during World War Ⅱ (he didn’t qualify for conscientious objector status because he couldn’t provide a religious reason for his objection, which was at that time a requirement), he helped to organize strikes in Danbury Federal Prison that led to that institution being the first federal prison to desegregate its dining facility. (He tells the story of his prison time in this interview.)
DiGia was a war tax resister, and led the War Resisters League to take a war tax resistance stance as an institution (a first, so far as I’m aware):
If you search about on-line, you’ll find obits and remembrances that are being published as news spreads. This one, from David McReynolds, is a good example.