On This Day in History - July 21
| Discover today's historical events and the facts. Listed here the time line of events that happened on this day in history |
| Click on the date from the below calendar to know the historical events happened on that particular day. |
|What Happened On This Day In History - July 21|
1969 July 21
Neil Armstrong steps on the Moon at 2:56:15 AM (GMT)
1970 July 21
Construction of the Aswan High Dam in Egypt was completed 11 years after it had started.
1983 July 21
The world's lowest recorded temperature was observed at Vostok Station, Antarctica at -89.2C (-129F).
1984 July 21
In Jackson, Michigan, a factory robot crushes a worker against a safety bar in apparently the first robot-related death in the United States.
1999 July 21
Microsoft released the first version of its MSN Messenger software.