Illustrated Gazetteer of the Maritime Kingdoms, Vol. 18

...transported via the river to markets that are packed closely together. Recently, because the British original: 英吉利 (Yingjili) seized Delagoa Bay original: 達溫峽 (Dawinxia) and Mauritius original: 毛厘底敖司 (Maolidi'aosi), they have blocked the trafficking of people across the borders; consequently, the market's activity has declined by more than half. Nevertheless, the number of people transported back to Portugal original: 葡萄亞 (Putaoya) annually still amounts to no fewer than four thousand.

The Querimba Islands original: 厥稜島 (Jueleng Dao) lie on the opposite shore. Formerly uninhabited, the Portuguese developed the land and relocated people from Mozambique original: 莫新彌夔 (Moxinmikui) to settle there. Being close to the island of Madagascar original: 馬那亞司加大島 (Mana'ayisijiada Dao), these settlements are frequently subjected to raids and plunder. The island of Angoche original: 歸阿臘島 (Guiala Dao) is also a Portuguese commercial center.

Mombasa original: 孟麻沙島 (Mengmasha Dao) is highly fertile, producing sugar and various grains. Pemba original: 般麻島 (Banma Dao), Zanzibar original: 匽西脈島 (Yanximai Dao), Mafia original: 孟菲阿 (Mengfei'a), and Kilwa original: 烏陸 (Wulu) are all productive and prosperous; the surrounding seas are especially rich in coral. All the aforementioned locations are under Portuguese jurisdiction.

Among these, trade is most flourishing on the island of Zanzibar original: 匽西墨島 (Yanximo Dao). It features a stone fortress garrisoned by over two hundred and twenty soldiers. The population includes five hundred Christians original: 利斯底厦人 (Lisidisha ren); a transliteration of the Portuguese 'Cristãos', more than twenty-one thousand eight hundred enslaved persons original: 番奴 (fannu); literally "foreign slaves," referring to the extensive slave trade in the region, and approximately ten thousand indigenous inhabitants. The local products...