[6] After a quick naval action that day with few casualties, shore artillery prevented the Portuguese from landing, and weather ultimately caused them to withdraw.

The islands of Socotra and Hormuz had been captured and fortified by the Portuguese to control trade routes into the Red Sea and the Persian Gulf in 1506 and 1515, respectively.

[9] Selman Reis under Amir Husain al-Kurdi assisted with ships and provisions in the defense of the city, against the wishes of Ottoman Sultan Selim I.

[9][10] Defensive works to fortify the city against attack had been ongoing since 1506, Hijri year 912, and included the addition of a perimeter wall, 8 towers, and many artillery batteries.

[13] According to the sources, upon spotting the Portuguese fleet in the harbor, Admiral Selman Reis "sought them out in a grab or two…[and] fired on them with his guns, destroying two or three out of their ships.