On This Day in History - April 17  | 
|  Discover today's historical events and the facts. Listed here the time line of events that happened on this day in history   | 
|  Click on the date from the below calendar to know the historical events happened on that particular day.  | 
| What Happened On This Day In History - April 17 | 
2010   April 17
2010-04-17 
 Iran's Supreme Leader, Ayatollah Ali Khamenei, calls for the US to be expelled from the international nuclear system because religion prohibits the use of nuclear weapons.
2011   April 17
2011-04-17 
 The London Marathon is won by Emmanuel Matai, who set a new course record.
2012   April 17
2012-04-17 
 U.S. billionaire Warren Buffet discloses that he has prostate cancer.