Mahmud himself, demanding that they uphold the family honor by taking revenge. Kamran, having heard of this had swore of revenge against Dost Mohammad Khan, however Dost had fled to Kashmir for his life after hearing of Kamran's threat. Now ruler of Herat, Fateh Khan had expelled Persia's ambassador and had told him to inform Fath-Ali that Shah Mahmud was now the Sovereign. Shah Mahmud, having heard of this, was terrified that Persia might use this as a Casus belli against him to march on Herat. Shah Mahmud sent Kamran, repudiating Fateh Khan's behaviour and reinstating the ambassador as noted in the letter. However, the governor of Mashhad had marched out to reclaim Herat. In a engaged battle with the Persians, Fateh was knocked off his horse with a musket shot, his soldiers, believing he was dead had returned to Herat. The Persian army also retreated, waiting for reinforcements from Fath-Ali. Shah Mahmud's letter arrived on time and Fateh Khan had agreed to not engage the Persian army again, reinstating the Persian ambassador and reopening diplomatic relations. Kamran had then decreed that Fateh Khan would be stripped of the position of Wazir, and had ordered him to surrender the city. Fateh Khan, had however defied this, and had bragged, "I twice placed Mahmud on the throne." He added, "[A]nd his kingdom is now in the hands of my kinsmen; who is Kamraun, therefore. That in a dream he should think of injuring me." Trial and Execution of Fateh Khan After facing defiance by Fateh Khan to hand over Herat, Kamran had returned to Kabul, giving a detailed account of what occurred in Herat, with Fateh Khan's "rebellion", pillaging of Herat, and the rape of Shah Mahmud's daughter. Shah Mahmud, now furious of these accounted claims had ordered Kamran to set out for Herat to take the city by any means possible and to punish Fateh Khan. Kamran had mobilized a substantial army and marched to Herat, he also sent diplomatic envoys to Fateh Khan, pretending to be as a form of congratulation from Shah Mahmud on the conquest of the city and victory over Persia. Kamran Shah had arrived at Herat and invited Fateh Khan to a meal. Despite his advisors telling him not to attend, Fateh Khan had ignored this, knowing it would be disrespectful. Fateh Khan went to breakfast, and saw all his enemies there. Despite this, he