Complex sentence: However, this rank is no longer in use by the new Iraqi Army, Ahmed Hassan al-Bakr, the fourth President of Iraq, was the first president who held this rank during his term in office, followed by Saddam Hussein.
Split into simpler sentences: However, this rank is no longer in use by the new Iraqi Army. This rank is reserved for the President, with Ahmed Hassan al-Bakr, the fourth President of Iraq, the first president to hold this rank during his term in office, followed by Saddam Hussein.