 Zunbil had defeated the Arabs in 728 AD, and saw off two Abbasid invasions in 769 and 785 AD.Abbasids attacked Kabul several times and collected tribute between 787 AD - 815 AD and extracted tribute after each campaign.Abbasid Governor of Sindh, Hisham (7 in office 768 - 773 AD) raided Kashmir, recaptured parts of Punjab from Karkota control, and launched naval raids against ports of Gujarat in 758 and 770 AD, which like other Abbasid Naval raids launched of 776 and 779 AD, gained no territory.