Ahtum was a duke in Banat , and the last ruler who resisted the establishment of the Kingdom of Hungary in the 11th century .
Romanian historiography claims that the Hungarian attack against Glad occurred in 934 ; however , Hungarian historiography regards him as fictitious .
Ahtum was a duke in Banat , and the last ruler who resisted the establishment of the Hungarian     in the 11th century .
Romanian historiography claims that the Hungarian attack against Glad occurred in 934 ; however , Hungarian historiography regards him as fictitious .