Isidoro Francisco Guimarães, 1st viscount of Praia Grande de Macau (19 April 1808 – 17 January 1883),[1] was a Portuguese colonial administrator who served as the governor of Macau from 1851 to 1863.
[2] During his term, the gambling business in Macau was legalized in an attempt to generate revenues for the government.
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