- British mariners shoot on demonstrators
- In China protests erupt against the Great Powers infringing on Chinese sovereignty.
- Indianapolis 500: Peter DePaolo wins in 4:56:39.401 (162.748 km/h)
- Peter DePaolo became 1st man to average over 100 mph at Indy
- Rogers Hornsby replaces Branch Rickey as manager of Cardinals
Day of the Week: Saturday