Utinary state- state Governed as one single power in which the central Government is Ultimately supreme.
Presidential System- System of Government where a head pf government is also head of state and leads an executive branch that is different from the Legislative Branch.
Republic- sovereign state or country is organized with a form of government in which power resides in elected in idividuals representing the citizen body.
A day in september in 2004, Oil production reaches ne million barrels per day. This month in Angolan history was significant because they have the second largest oil producer in Africa.
Angola had a tradition of family based farming and was self-sufficient in all major food crops except wheat. They exported coffee, maize, and other crops such as sisal, bananas, cassava, and tobacco.