19th century new national borders. The Concert of Europe attempted to preserve this settlement was established to preserve these borders, with limited impact. Most countries in Central America and South America obtained independence from colonial overlords during the 19th century. In 1804, Haiti gained independence from France. In Mexico, the Mexican War of Independence was a decade-long conflict that ended in Mexican independence in 1821. Due to the Napoleonic Wars, the royal family of Portugal relocated to Brazil from 1808-1821, leading to Brazil having a separate monarchy from Portugal. The Federal Republic of Central America gained independence from Spain in 1821 and
Angolan War of Independence under Portuguese rule became a major goal for the governments of the independent territory. The sharp recession and the chaos in many areas of Angolan life eroded the initial impetus of nationalistic fervor. There were also eruptions of black racism in the former overseas province against white and mulatto Angolans. Angolan War of Independence The Angolan War of Independence (1961–1974) began as an uprising against forced cotton cultivation, and it became a multi-faction struggle for the control of Portugal's overseas province of Angola among three nationalist movements and a separatist movement. The war ended when a leftist military coup in