Portuguese Colonial War and political rights, corruption, poverty, inequality, and failed central planning eroded the initial revolutionary zeal. A level of social order and economic development comparable to what had existed under Portuguese rule, including during the period of the Colonial War, became the goal of the independent territories. The former Portuguese territories in Africa became sovereign states, with Agostinho Neto in Angola, Samora Machel in Mozambique, Luís Cabral in Guinea-Bissau, Manuel Pinto da Costa in São Tomé and Príncipe, and Aristides Pereira in Cape Verde as the heads of state. When the Portuguese began trading on the west coast of Africa, in
2009 West Africa floods Ouagadougou where rainfall in one day was equal to 25% of normal annual rainfall for the whole country. Countries in West Africa and the southern Sahel get most of their annual rainfall during the boreal summer months from June to September. This rainy season, also known as the West African monsoon, is associated with a seasonal reversal of prevailing winds in the lower atmosphere, where moist air is blown in from the Atlantic Ocean and released over the continent. The exceptionally heavy rainfall experienced in West Africa during the 2009 monsoon season is associated with the periodic warming of the