On This Day in History - September 23 |
| 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 - September 23 |
1949 September 23
1949-09-23
Harry Truman announces evidence of USSR's 1st nuclear device detonation.
1964 September 23
1964-09-23
1st Minuteman II ICBM was tested.
1972 September 23
1972-09-23
Philippines President Ferdinand Marcos declares martial law.
2002 September 23
2002-09-23
The Mozilla Firefox, then known as Phoenix, web browser was born.
