Watch High Quality HLS Streaming of Kuruluş Osman Episode 15 English Sub on DramaKH. Osman Bey, determined to establish a state, faces Karacelasun, who raids Uraz Bey's camp, and Görklü Han, who prepares for war at Yenişehir's gates. Osman Bey's response to the Mongol threat is crucia