Year 1303 (MCCCIII) was a common year starting on Tuesday "Calendar – Portugal – 1303" (Julian calendar), Time and Date AS / Steffen Thorsen, 2008, webpage: TimeandDate-calendar-1303-Portugal. (link will display the full calendar) of the Julian calendar. Events of 1303 24 February – Battle of Roslin: The Scots defeat the English. 20 April: Pope Boniface VIII founds the University of Rome La Sapienza. October 22 – Pope Benedict XI succeeds Pope Boniface VIII as the 194th… (More on 1303)