name to Autonomous City of Buenos Aires, and held its first mayoral elections. Buenos Aires is represented in the Argentine Senate by three senators and in the Argentine Chamber of Deputies by 25 national deputies. Brazil Brasília, the capital of Brazil, is set within the Federal District. The Federal District is a special unit of the federation, as it is not organized the same manner as a municipality, does not possess the same autonomy as a state (but is ranked among them) and is closely related to the central power. The District Governor is elected directly for a 4-year term. Local laws are issued by a legislative chamber also elected by the local population. Judiciary affairs are carried out by the Union, instead of being appointed by the governor as in the other states of Brazil. The Federal District has the status of a federal state in many aspects. It has representatives both in the Chamber of Deputies (lower house of congress) and in the Federal Senate (upper house of congress). Colombia In Colombia the Capital District, containing the city of Bogotá was created as Special District in 1955 by Gustavo Rojas Pinilla. Venezuela The Capital District has the capital of Venezuela, Caracas. Oceania Papua New Guinea Port Moresby, the capital of Papua New Guinea, has been contained within the National Capital District of Papua New Guinea since the country achieved independence in 1975. References Types of cities Lists of cities