in July 2014, the country was accepted as a member of the CPLP. Portuguese is also one of the official languages of the Special Administrative Region of the People's Republic of China of Macau (alongside Chinese) and of several international organizations, including Mercosur, the Organization of Ibero-American States, the Union of South American Nations, the Organization of American States, the African Union, the Economic Community of West African States, the Southern African Development Community and the European Union. Lusophone countries According to The World Factbooks country population estimates for 2018, the population of each of the ten jurisdictions is as follows (by descending order): The combined population of the entire Lusophone area was estimated at 300 million in January 2022. This number does not include the Lusophone diaspora, estimated at 10 million people (including 4.5 million Portuguese, 3 million Brazilians, although it is hard to obtain official accurate numbers of diasporic Portuguese speakers because a significant portion of these citizens are naturalized citizens born outside of Lusophone territory or are children of immigrants, and may have only a basic command of the language. Additionally, a large part of the diaspora is a part of the already-counted population of the Portuguese-speaking countries and territories, such as the high number of Brazilian and PALOP emigrant citizens in Portugal or the high number of Portuguese emigrant citizens in the PALOP and Brazil. The Portuguese language therefore serves more than 250 million people daily, who have direct or indirect legal, juridical and social contact with it, varying from the only language used in any contact, to only education, contact with local or international administration, commerce and services or the simple sight of road signs, public information and advertising in Portuguese. Portuguese as a foreign language Portuguese is a mandatory subject in the school curriculum in Uruguay. Other countries where Portuguese is commonly taught in schools or where it has been introduced as an option include Venezuela, Zambia, the Republic of the Congo, Senegal, Namibia, Eswatini, South Africa, Ivory Coast, and Mauritius. In 2017, a project was launched to introduce Portuguese as a school subject in Zimbabwe. Also, according to Portugal's Minister of Foreign Affairs, the language will be part of the school curriculum of a total of 32 countries by 2020. In the countries listed below, Portuguese is spoken either as a native language by vast majorities due to the Portuguese colonial past or