In 1415 Czech religious reformer John Hus was condemned & burned at the stake for this crime
... to 
revoke his teaching, was accused of heresy and burnt at the stake... [DOC] [TLE] Pope Expresses Regret for Execution of Christian Reformer Jan Hus ... [PAR] Jun 18, 2015 ... Father Jan Hus, a Catholic priest, was rector of the University of Prague, a 
vehement ... of Constance, and was burned at the stake by the German Emperor 
in 1415.