Thus, they returned to their present day location and set up their own kingdom, which is now at the site of the country formed following the Treaty of Trianon.  
They have their origins in a fusion of Ugrian and Chuvash tribes.  Employed by the Byzantine Emperor Leo VI in his own battles, they soon waged war with the Pechenegs, forcing them to move west under the leadership of Arpad.  Turning to parts further west, they were defeated by Henry the Fowler in 933 and decisively by Otto I at Lechfeld in 955.  Thus, they returned to their present day location and set up their own kingdom, which is now at the site of the country formed following the Treaty of Trianon.  FTP, name this group that comprises 90% of modern-day Hungary.
They have their origins in a fusion of Ugrian and Chuvash tribes.  
Magyars