|Holiday name||Holiday location||Holiday type|
|World Rabies Day||-||International (Health & Body)|
|St. Wenceslas Day||Czech Republic||National Holiday|
|Ask A Stupid Question Day||-||Unofficial (Education & Reading)|
|National Drink Beer Day||-||Unofficial (Food & Drinks)|
|National Good Neighbor Day||-||Unofficial (Relationships & Family)|
|National Strawberry Cream Pie Day||-||Unofficial (Food & Drinks)|
|World Maritime Day||-||International (Products & Technology , Work & Occupation)|
|Chuseok Holiday||South Korea||Public Holiday|
|Day of Bosnians||Kosovo||Observance|
|International Bosniaks' Day (for Bosniak community)||North Macedonia||Optional Holiday|
|The Day After Prophet's Birthday||-||Public Holiday|
|Manit Day||Marshall Islands||Public Holiday|
Historical Events on September 28
- 1542: Juan Rodríguez Cabrillo of Portugal lands on the spot on the West Coast of North America that would eventually become San Diego, California.
- 1779: Samuel Huntington becomes the next elected President of the Continental Congress on this day.
- 1781: Supported by a French fleet, American forces begin the Siege of Yorktown.
- 1787: The United States Congress votes on the newly minted U.S Constitution; The next step in its ratification is to be sent down to the state legislatures for their approval.
- 1867: Toronto becomes the capital of the Canadian province Ontario.
- 1901: During the Philippine-American War, more than 40 American soldiers are killed by Filipino guerrillas on an attack in Balangiga, Eastern Samar.
- 1912: Corporal Frank S. Scott receives the distinction of being the first enlisted man of the United States Army to be killed in an airplane crash.
- 1918: During WWI, the Fifth Battle of Ypres starts.
- 1919: Race riots erupt in Omaha, Nebraska.
- 1928: Sir Alexander Fleming discovers what would late become penicillin when he examines bacteria-killing mold that’s growing in his lab.
- 1939: Warsaw surrenders to the Nazis during WWII.
- 1939: During World War II, the Soviet Union and Nazi Germany divide Poland after their dual invasion.
- 1951: The first color televisions for sale to the general public are made by CBS, but these TVs would be discontinued in less than a month.
- 1971: The U.K Parliament bans the medicinal use of cannabis when they pass the Misuse of Drugs Act of 1971.
Famous Birthdays on September 28
- Chinese philosopher, teacher and politician Confucius is born in 551 B.C.
- Italian playwright and poet Agnolo Firezuola is born in 1494.
- English plumber Thomas Crapper is born in 1836.
- French chemist and Nobel Prize laureate Henri Moissan is born in 1852.
- American screenwriter and director Stanner E.V Taylor is born in 1877.
- English actor Peter Finch is born in 1916.
- American actor Arnold Stang is born in 1918.
- American actress Doris Singleton is born in 1919.