Historical Events on September 21
3 notable historical events happened on September 21 throughout history.
14 famous birthdays on September 21 — including Heike Kamerlingh Onnes, H. G. Wells, Kwame Nkrumah20th Century2 events
1997
1999
21st Century1 event
2013
war
Westgate shopping mall shooting — Terrorist attack at a shopping mall in Nairobi, Kenya on 21 September 2013