In the Sinan Tekke or Dervish monastery the ceremonies of the howling and dancing Dervishes may be witnessed.
A few weeks after his accession he sanctioned the annexation of the territory of the Tekke Turkomans, which had been conquered by General Skobelev, and in 1884 he formally annexed the Mer y oasis without military operations.
Though Yahsha Bey, grandson of Mahommed Karaman Oghlu, had declared himself the successor of the Seljukian sultans, the princes of Aidin, Sarukhan, Menteshe, Kermian, Hamid, Tekke and Karassi declined to recognize his authority, and considered themselves independent, each in his own dominions.
944, on the ruined tekke of the Bektash dervishes in western Bagdad.
The present inhabitants of the oasis are Turkomans of the Tekke tribe.