The last sheikh, Salih ibn Sayil Al Alawi, was deposed and his state was abolished on 28 Aug 1967 upon the founding of the communist-led People's Republic of South Yemen (1967-1990).
In 1967, Salih ibn Sayil Al Alawi, the last sheikh of his state, was removed from power and his territory abolished when the communist-led People's Republic of South Yemen came into being. This event occurred on August 28th, 1967.