Our 29th Imam Kassam Shah ascended to the Masnad of Imamat in 710 A.H. At that time he lived in Azerbaijan district of Iran. He was the second Imam to celebrate his Diamond Jubilee on the throne of Imamat.. He had two younger brothers Hazrat Mominshah and Hazrat Kiyashah who were spreading the Dawa of the Ismailis. The Holy Pir at this time was Pir Shamsh. Imam Kassam Shah was also known as Nar Kassam Shah.

Our 28th Imam Shamshuddin Muhammad was secretly sent away by his father Imam Rukhnuddin Khurshah to the Azerbaijan district of Persia. This was during the time of the Mongol invasions. Imam Shamshuddin Muhammad lived as a poet with his family. During this time Hazrat Shamsh Tabriz who was the son of Imam Alauddin Muhammad also lived and performed great miracles through his powerful spiritual strength.

Our 27th Imam Ruknuddin Khurshah was the last Imam to reign in Alamut. He ascended to the Masnad of Imamat in 653 A.H. after the assassination of his father Imam Alauddin Muhammad. The Imamat of Ruknuddin Khurshah lasted only one year. He was killed by treachery and the Ismaili reign in Alamut ended after a period of 171 years.

Our 26th Imam Alauddin Muhhamed was born in Alamut in 608 A.H. At the age of 10 he ascended to the throne of Imamat.. Due to his tender age, the worldly duties of governing were conducted by his mother and other leaders. The Holy Imam prepared a book called "Dabistanul-Mazahib" in which he named the people who had poisoned his father Imam Khud Jalaludin Hasan. In Alamut he was known as the "Third Muhammad" (trija Muhammad)

Our 25th Imam Jalaluddin Hasan was born in Alamut during the time of his grandfather Imam Hasan Ala-Zikrihisalam. He was named Jalaluddin. Later he was also called Hasan by his grandfather. His full name was Khud Jalaluddin Hasan. During the second year of his Imamat, his mother wished to go on the Haj. The imam's mother and other family were accorded great respect and welcome as they travelled through Baghdad on their way to Mecca.