Emeric shi ne Sarkin Hungary da Croatia tsakanin 1196 da 1204. A cikin 1184, mahaifinsa, Béla III na Hungary, ya ba da umarnin a nada shi sarki, kuma ya nada shi a matsayin sarkin Croatia da Dalmatia a kusa da 1195. Emeric ya hau gadon sarauta bayan mutuwar mahaifinsa.A cikin shekaru hudu na farko na mulkinsa, ya yi yaƙi da ɗan'uwansa mai tawaye, Andrew, wanda ya tilasta Emeric ya mai da shi sarautar Croatia da Dalmatia a matsayin appanage.Emeric ya ba da hadin kai da Mai Tsarki a kan Cocin Bosnia, wanda Cocin Katolika ya dauka a matsayin masu bidi'a.Yin amfani da yakin basasa, Emeric ya fadada ikonsa akan Serbia.Ya kasa hana Jamhuriyar Venice , wadda 'yan Salibiyya na Crusade na Hudu suka taimaka, daga kwace Zadar a shekara ta 1202. Har ila yau, bai iya kawo cikas ga hawan Bulgeriya tare da iyakar kudancin masarautarsa ​​ba.Emeric shine sarkin kasar Hungary na farko da yayi amfani da "Raunin Árpád" a matsayin rigarsa na kansa kuma ya ɗauki lakabin Sarkin Serbia.