evidence: Colonized by the Portuguese in the 16th century, Macau was the first European settlement in the Far East. Macau became the Macau Special Administrative Region of the People's Republic of China in 1999. China promised that, under its "one country, two systems" formula, China's political and economic system would not be imposed on Macau, and that Macau would enjoy a "high degree of autonomy" in all matters except foreign affairs and defense for the subsequent 50 years. [...] Cantonese 81%, Mandarin 4.7%, other Chinese dialects 5.4%, English 3.6%, Tagalog 2.9%, Portuguese 0.6%, other 1.8%; note - Chinese and Portuguese are official languages; Macanese, a Portuguese-based Creole, is also spoken (2021 est.) [...] Exchange rates patacas (MOP) per US dollar -