Aden, essentially the port of Aden, was governed and organized as a
Province of the
British India between 1839 and 1937, while physically located on the southern
Arabian Peninsula.
Aden had been governed since September 1839 as the
Aden Settlement, a 'Non-Regulation Province' subordinated to the
Bombay Presidency, and then as a 'Regulation Province' governed by a chief commissioner appointed by the
Governor-General of India.