1969 – Vietnam War: In Washington, D.C., 250,000-500,000 protesters staged a peaceful demonstration against the war, including a symbolic "March Against Death".
1979 – A package from Unabomber Ted Kaczynski begins smoking in the cargo hold of a flight from Chicago to Washington, D.C., forcing the plane to make an emergency landing.
2003 – The first day of the 2003 Istanbul bombings, in which two car bombs, targeting two synagogues, explode, killing 25 people and wounding about 300. Additional bombings follow on November 20.