some of this work was relatively feeble. After 1175 AD, rebuilding in a more solid form began, and ever since Aden became a popular city attracting sailors and merchants from Egypt, Sindh, Gujarat, East Africa and even China. According to Muqaddasi, Persians formed the majority of Aden's population in the 10th century. In 1421, China's Ming dynasty Yongle Emperor ordered principal envoy grand eunuch Li Xing and grand eunuch Zhou Man of Zheng He's fleet to convey an imperial edict with hats and robes to bestow on the king of Aden. The envoys boarded three treasure ships and set sail from Sumatra to the port of Aden. This event was recorded in the book Yingyai Shenglan by Ma Huan who accompanied the imperial envoy. In 1513, the Portuguese, led by Afonso de Albuquerque, launched an unsuccessful four-day naval siege of Aden. After Ottoman rule, Aden was ruled by the Sultanate of Lahej, under suzerainty of the Zaidi imams of Yemen. British administration 1839–1967 In 1609 The Ascension was the first English ship to visit Aden, before sailing on to Mocha during the fourth voyage of the East India Company. British interests in Aden began in 1796 with Napoleon's invasion of Egypt, after which a British fleet docked at Aden for several months at the invitation of the sultan. The French were defeated in Egypt in 1801, and their privateers were tracked down over the subsequent decade. By 1800, Aden was a small village with a population of 600 Arabs, Somalis, Jews, and Indians—housed for the most part in huts of reed matting erected among ruins recalling a vanished era of wealth and prosperity. As there was little British trade in the Red Sea, most British politicians until the 1830s had no further interest in the area beyond the suppression of piracy. However, a small number of government officials and the East India Company officials thought that a British base in the area was necessary to prevent another French advance through Egypt or Russian expansion through Persia. The emergence of Muhammad Ali of Egypt as a strong local ruler only increased their concerns. The governor of Bombay from 1834 to 1838, Sir Robert Grant, was one of those who believed that India could only be protected by preemptively seizing "places of strength" to protect the Indian Ocean. The Red Sea increased in importance after the steamship sailed from Bombay to the