to be Natives (), rather than citizens. After 1961, the previous native laws were repealed and Africans gained de facto Portuguese citizenship. Geography Portuguese East Africa was located in south-eastern Africa. It was a long coastal strip with Portuguese strongholds, from current day Tanzania and Kenya, to the south of current-day Mozambique. In 1900, the part of modern Mozambique northwest of the Zambezi and Shire Rivers was called ; the rest of it was . Various districts existed, and even issued stamps, during the first part of the century, including Inhambane, , Mozambique Colony, Mozambique Company, Nyassa Company, Quelimane, Tete, and . The Nyassa Company territory is now and . In the early- and mid-20th century, a number of changes occurred. Firstly, on 28 June 1919, the Treaty of Versailles transferred the Kionga Triangle, a territory south of the Rovuma River from German East Africa to Mozambique. During World War II, the Charter of the Mozambique Company expired, on 19 July 1942; its territory, known as Manica and Sofala, became a district of Mozambique. Mozambique was constituted as four districts on 1 January 1943 — Manica and Sofala, , (South of the Save River), and . On 20 October 1954, administrative reorganization caused and Mozambique districts to be split from . At the same time, the district was divided into Gaza, Inhambane and , while the district was split from Manica and Sofala. By the early 1970s, Mozambique was bordering the Mozambique Channel, bordering the countries of Malawi, Rhodesia, South Africa, Swaziland, Tanzania, and Zambia. Covering a total area of . With a tropical to subtropical climate, the Zambezi flows through the north-central and most fertile part of the country. Its coastline had , with of land boundaries, its highest point at Monte Binga (). The Gorongosa National Park, founded in 1920, was the main natural park in the territory. The districts with their respective capitals were: — Lourenço Marques; Gaza — João Belo; — Inhambane; — Beira; — Vila Pery; — Tete — Quelimane; — Nampula — Porto Amélia; — Vila Cabral Other important urban centres included Sofala, Nacala, António Enes, Island of Mozambique and Vila Junqueiro. Demographics By 1970, the Portuguese Overseas Province of Mozambique had about 8,168,933 inhabitants. Nearly 300,000 were white ethnic Portuguese. There was a number of mulattoes, from both European and African ancestry, living across the territory. However, the vast majority of the population