The most hard-earned conquest of Alauddin Khilji, in which he gained success after nearly a year long campaigning was of __________.
The answer is B , Gujarat. It has been the most hard -earned conquest of Alauddin khilji . He was the nephew and a son-in-law of his predecessor Jalaluddin Khilji . After killing Jalaluddin, he consolidated his power in Delhi .Over the next few years, Alauddin successfully fended off the Mongol invasions on India . After fending them off, he started increasing his kingdom by attacking , looting and capturing other regions.