| Date | Weekday | Event |
|---|
| August 19, 1826 | Saturday | Canada Co chartered to colonize Upper Canada (Ontario) |
|
| August 19, 1891 | Wednesday | William Huggins describes astronomical application of spectrum |
| August 19, 1942 | Wednesday | 1st American offensive in Pacific in WW2 Guadalcanal Solomon Is |
| August 19, 1950 | Saturday | ABC begins the tradition of Saturday morning kid shows |
| August 19, 1960 | Friday | Sputnik 5 carries 3 dogs into orbit (later recovered alive) |
| August 19, 1960 | Friday | Francis Gary Powers convicted of spying by USSR (U-2 incident) |
| August 19, 1977 | Friday | Groucho Marx died in LA at the age of 86. |
| August 19, 1979 | Sunday | The crew of Soyuz 32 returns to Earth aboard Soyuz 34 |
| August 19, 1982 | Thursday | Soyuz T-7 is launched |