In the following year the Wahhabi territory was extended still farther to include the oases of Khaibar and Time to the west, and Wadi Sirhan, Jauf and Sakaka to the north, of the great Nefud. This campaign likewise presented no great difficulty and was aided by large numbers of the local people, who had become converts of Ibn Saud's vanguard of Wahhabi preachers. One thousand or so of the fantastic and overzealous Ikhwan, acting on their own initiative, advanced to within a few miles of Amman,in Trans-Jordan, and massacred the entire population of a small village. In retaliation, British armored cars and airplanes joined with the local tribesmen in pursuing the Ikhwan, wiping them out almost to a man and leaving their bodies to rot in the desert.