Zambia and south covering about three-quarters of the country; and the Congo basin in the north covering about one-quarter of the country. A very small area in the northeast forms part of the internal drainage basin of Lake Rukwa in Tanzania. In the Zambezi basin, there are a number of major rivers flowing wholly or partially through Zambia: the Kabompo, Lungwebungu, Kafue, Luangwa, and the Zambezi itself, which flows through the country in the west and then forms its southern border with Namibia, Botswana and Zimbabwe. Its source is in Zambia but it diverts into Angola, and a number of its
Zambia and Regional Diplomacy liberation of their country during the years of exile. Zambia's policy of liberation through diplomacy and discreet support for African nationalist movements within the region is most poignant in the South African case. Zambia has also provided key support to the liberation struggles of nearby Zimbabwe from their colonial rulers in the 1960's to 1970's. Specifically, Zambia provided armed and diplomatic support to Zimbabwe African People's Union (ZAPU) and the Zimbabwe African National Union (ZANU) during their struggles against the British backed Rhodesian government in the Rhodesian Bush War. Zambia provided limited arms and training towards Zimbabwe's African nationalist movements,