The research discusses the mechanisms of dividing the ages of Arabic literature, which historians and writers agreed on two of them: Pre - Islamic era  and Islamic era, with their temporal limits of one hundred and fifty years before the mission up to 132 AH.And the research is consistent with the vision of the division of the third era (Abbasid era) to two eras  ending in 334 e Baghdad fall in the hands of Puyhion, and the beginning of the fourth era (The first era of states  and emirates ") of 334 A.H, but the research defines the end of the era of the first states and emirates beginning with (the fifth era: the Ottoman era) in the year 923 AH (1517 AD), until the end of the Ottoman Caliphate in 1917. And derives the name (era of states and the UAE II), which begins in 1917, and reviews the historical events after the disintegration of the rule in the Arab countries, into small countries, kingdoms and emirates.