The rebellion began in the camp of the Janissaries, and the ringleader was one Halil Patrona, a poor Albanian sailor-man, who after plying for a time the trade of a petty huckster had been compelled, by crime or accident, to seek a refuge among the mercenary soldiery of the Empire. The rebellion was unexpectedly, amazingly successful. The Sultan, after vainly sacrificing his chief councilors to the fury of the mob, was himself dethroned by Halil, and Mahmud I appointed Sultan in his stead. For the next six weeks the ex-costermonger held the destiny of the Ottoman Empire in his hands . . .