The mystical Sufi saint who popularized the 'Chishtiyya' order in India and settled permanently in Ajmer was:

💡 Solution & Explanation

Khwaja Moinuddin Chishti established the Chishtiyya order in India after settling permanently in Ajmer, where his dargah became a prominent center of devotional Sufism. Other saints like Nizamuddin Auliya propagated the order primarily in Delhi, while Baba Farid concentrated on Punjab. Medieval socio-religious reform movements and Sufi orders are high-yield areas for historical questions.