In this application, an explanation is familiar with the most prominent events of the great Seljuk state, since their first establishment in the Turkish Qaynak tribe at the hands of Seljuk ibn Daqqaq until it developed and grew at the hands of the great invader Tughrul Bey who expanded it from a small state defeated by the Ghaznavid state at the beginning of its reign to a superpower that defeated the Ghaznawids and the Khwarizmians And the Buyid state is the state of the Daylamites.

Then a look at the state of the state with Sultan Alp Arslan and his famous battle against the Crusaders in Malakkurd and his state that stretched from eastern China to western Constantinople.

And passing through Sultan Malikshah and his war with Al-Batatinians and Hassan Sabah.

Then she touched on the internal conflicts that occurred between the sons of Melikshah Berkayareg and Tabar (Muhammad) and Sanjar and their uncles Tikish and Arslan Argun, until Sultan Ahmed Sanjar took over and he had the sultanate again.

At the end of the topic, the Seljuk states divided after the great Seljuk state, which are the Seljuks of Khurasan, the Seljuks of Kerman, the Seljuks of the Persians and the Seljuks of the Romans were presented.

Also presented in this application the biography of the active personalities in the Seljuk state, on top of whom are Tughrul Bey, Alp Arslan, Malakshah, Sanjar, Nizam al-Malik, Hasan al-Sabah, Tarkan Khatun, Berkayareg, Tiksh Ibn Albar Arslan, the concealed imam Nizar bin al-Mu'tasim and many others.