Suleyman I reigned for 46 years. He expanded the state territories into to 14.893.000-km square, which he inherited from his father Selim I, as 6.557.000-km square. The urban revival had continued in his time. At first, he completed the Sultan Selim Mosque which was began to be built by his father Selim I. Other monuments were built in his time are: Coban Mustafa Pasha Mosque and Kulliye (complex of buildings adjacent to mosque) in Gebze, Afyon Sincanli Sinan Pasha Mosque, Bozoyuk Kasim Pasha Mosque.

Suleyman I was a wise statesman. He was very much interested in literature and arts as well, he was a very brilliant poet.