In support of this statement the peoples of the Caucasus, after the signing of the 8 June 1918 friendship treaty between the Ottoman Empire and the Mountainous Republic of the Northern Caucasus, the Ottoman leadership was organized in May 1918 an expeditionary force numbering of 652 soldiers and officers, under the leadership of Ismail Berkok.

In 1920 he returned from the North Caucasus, and takes an active part in the Turkish War of Independence under the leadership of Mustafa Kemal (Atatürk).

Since the beginning of the World War II was appointed to the Mobilization Directorate in Ministry of National Defence.

In 1950 he was elected to the Turkish Grand National Assembly of the Democratic Party from his native region of Kayseri.

Four years later, he was re-elected to Parliament, but, on 11 May 1954m after surgery in London, General Ismail Berkok died.