replace  Gurjar Pratihars  from Kannauj. TheTripartite Struggle began with the defeat of Indrayudh at the hands of Gurjar Pratihar ruler  Vatsaraja . [ 2 ]   Pala  ruler  Dharampala  was also keen to establish his authority at Kannauj which gave rise to struggle between  Vatsaraja  and  Dharampala  but  Dharampala of  Bengal  was