WORLD HISTORY

Detailed explanation-1: -The agreement was augmented the following year by the British Supplementary Treaty of the Bogue (Humen; October 8, 1843), which granted British citizens in China extraterritorial rights, by which they were to be under the control of their own consuls and were not subject to Chinese law.

Detailed explanation-2: -The British Supplementary Treaty of the Bogue (Humen), signed October 8, 1843, gave British citizens extraterritoriality (the right to be tried by British courts) and most-favoured-nation status (Britain was granted any rights in China that might be granted to other foreign countries).

Detailed explanation-3: -Who benefited the most from the granting of extraterritorial rights in the 19th century China? Foreigners in China.

Detailed explanation-4: -The terms of the treaty included: Four additional ports were to be opened up to trade with the West. The British were no longer to be subject to Chinese law-but were to be subject to the laws of their own country (extraterritoriality).