Complex sentence: He is one of the leaders of the Iraqi revolution against the British occupation during and after the First World War, and was the president of the Revolutionary Council then (Al-majlis Al-milli المجلس الملي) in 1920.
Split into simpler sentences: He is one of the leaders of the Iraqi revolution against the British occupation during and after the First World War. He was the president of the Revolutionary Council then (Al-majlis Al-milli المجلس الملي) in 1920.