Construction on Rawdat Tahera began on 10 December 1968, which coincided with the date of 21 Ramadan 1388 of the Fatimid Calendar, the death anniversary of Ali, and was inaugurated on 15 April 1975 by the Indian president Fakhruddin Ali Ahmed coinciding with the birthday celebrations of the 21st Fatimid Imam, aṭ-Ṭayyib Abī l-Qāṣim ibn al-Manṣūr, on 4 Rabi' al-thani 1395.[4]