This was a period known as the "Era of Reforms," but it was defined by violent internal conflict. The central conflict of the show revolves around the , the abolition of the Janissary corps. The "Kıyam" (Rebellion/Uprising) in the title refers to the Janissaries' last desperate attempt to overthrow the Sultan and halt his Westernizing reforms.
For non-Turkish speakers, accessing this series with is essential to fully grasp the complexities of the dialogues, political, and emotional nuances. Bir Zamanlar Osmanli Kiyam English Subtitles