The Khilji dynasty ruled from 1290 to 1320 CE, a period of approximately 30 years. The other dynasties ruled for significantly longer durations: Slave (1206-1290, 84 years), Tughlaq (1320-1414, 94 years), Sayyid (1414-1451, 37 years), and Lodi (1451-1526, 75 years).