THE HISTORY OF KATHIAWAD under one Mustapha, who had come in a fleet of ships to take part in the defence of Diu against the Portugese. A new governor of Diu was now appointed in the person of Malik Toghan, third son of Malik Aiaz, after which Bahadur Shah returned to Cambay. In A.D. 1531 the Portugese captured Mangrol, and the next year again endeavoured to obtain possession of Diu, but with no more success than had attended their previous attempts. A large force sailed as far as the island, but got no farther, and was obliged to retreat. Shortly after this Gujarat passed temporarily out of the rule of Bahadur Shah. A quarrel arose between him and the Emperor Humayun of Delhi over the shelter afforded a fugitive from the Emperor's dominions. Baha- dur Shah wrote an insolent letter, after receiving which Humayun decided to attack him. Sultan Bahadur Shah affected to despise the Emperor, and treated the news of his advance so lightly that although he was besieging Chitor at the time, he did not desist from the siege nor prepare to make a stand against the powerful foe whose anger he had invoked. He succeeded in capturing Chitor, but was too late to recover after the trials of the siege to make adequate preparations against Humayun's attack. Consequently, when the two armies met the result was almost a foregone conclusion. The army of Gujarat was routed and Bahadur Shah fled by way of Cambay to Diu, while Humayun and his army overran the Sultan's dominions, and did not desist until he was obliged to return to Agra on account of news being received of a rebellion in Behar. He left governors at all the important places in Gujarat, and the whole of the Sultan's dominions except Saurashtra came under the sway of the Emperor of Delhi. Scarcely had Humayun left the country, however, when all the nobles of Gujarat rose against the governors he had left, and on his being requested to join in an 96