David Dellinger was an American pacifist, social activist, and prominent figure in the anti-war movement during the 1960s. Born on December 24, 1915, he was known for his commitment to nonviolent resistance and civil disobedience. Dellinger played a significant role in organizing protests against the Vietnam War and was a member of the Chicago Seven, a group charged with conspiracy related to anti-war demonstrations. Throughout his life, Dellinger advocated for various social causes, including civil rights and nuclear disarmament. He authored several books and articles, sharing his views on peace and justice. Dellinger's activism and dedication to nonviolence left a lasting impact on the American peace movement. He passed away on May 25, 2004.