Siege of Aden
1513 CE.
Shown on the map at 12.780°, 45.049°.
The siege of Aden occurred when the Portuguese Governor of India, Afonso de Albuquerque, launched an unsuccessful expedition to capture Aden on 26 March 1513.
Text from the Wikipedia article Siege of Aden (1513), licensed CC BY-SA 4.0.