King Stephen I of Hungary was coronated before the year 1001 .
The Principality of Hungary emerged as a Christian kingdom upon the coronation of the first king Stephen I at Esztergom in the year 1001 ; Kristó Gyula - Barta János - Gergely Jenő : Magyarország története előidőktől 2000-ig ( History of Hungary from the prehistory to 2000 ) , Pannonica Kiadó , Budapest , 2002 , , p. 687 , pp .
Kingdom of Hungary