reasons for the military successes of the Ottoman-Turks in creating a third (but non-Arab)

The essay should be 500+ words, single-spaced in a 12-point font, and conform to MLA or APA styles, including parenthetical citations and footnoted references.
 
Explain the following: What were the reasons for the military successes of the Ottoman-Turks in creating a third (but non-Arab) Islamic empire re-uniting the Greater Middle East/Gulf region, and what type of relations did the Turks have towards their non-Turkish subject populations and minorities  (Arabs, Balkan and Middle-Eastern Christians, Armenian Christians, Jews, Kurds, and Persians)?