Mbanza Kongo (Portuguese pronunciation: [ɐ̃ˈbɐ̃zɐ], [ĩˈbɐ̃zɐ], [mɨˈβɐ̃zɐ] or [miˈβɐ̃zɐ ˈkõɡu], known as São Salvador in Portuguese from 1570 to 1976; Kongo: Mbânza Kôngo), is the capital of Angola's northwestern Zaire Province with a population of 148,000 in 2014. Mbanza Kongo was the capital of the Kingdom of Kongo since its foundation before the arrival of the Portuguese in 1483 until the abolition of the kingdom in 1915, aside from a brief period of abandonment during civil wars in the 17th century. In 2017, Mbanza Kongo was declared a UNESCO World Heritage Site.