Historical Events on October 31

Aster Revolution — revolution in Hungary

Ivy Mike — 1952 U.S. nuclear test; first full-scale test of a hydrogen bomb

assassination of Indira Gandhi — 1984 murder in New Delhi, India

EgyptAir Flight 990 — 1999 plane crash of an EgyptAir Boeing 767 in the Atlantic Ocean

1999 Japanese Grand Prix — Formula One motor race held in 1999

2004 Ukrainian presidential election — election

Metrojet Flight 9268 — 2015 airliner bombing

2017 Lower Manhattan attack — vehicle-ramming attack in New York City on October 31, 2017