On this day in history
What happened on 4 October
3 events from Bangladesh and around the world took place on 4 October. Use the arrows to move a day at a time, or filter by category.
- Sputnik 1, first artificial satellite, was launched by the USSRScience
- First commercial jet service began with BOACScience
- Janis Joplin, legendary rock singer, diedCultural
About these entries
Each date lists a handful of events chosen for their lasting importance: milestones in the history of Bangladesh and Bengal, turning points in world affairs, and landmarks in culture and science. Years follow the Gregorian calendar.
Bangladesh dates are given as they are observed in the country. Where a historical source disagrees on a day, the most widely cited date is used.