Arad–Szeged pipeline Arad–Szeged pipeline The Arad–Szeged pipeline is a natural gas pipeline from Arad in Romania to Szeged in Hungary diversifying natural gas suppliers and delivery routes for the two countries and connects the two natural gas national grids. The pipeline attempts to lessen the two country's dependence on Russian energy. The Arad–Szeged pipeline is part of the larger New European Transmission System meant to unite Central and South Eastern Europe's natural gas transmission networks. Preparations for the project started in 2008 and the intergovernmental agreement between Romania and Hungary was signed on 1 July 2008. The project is developed by the
Community of Madrid of New Castile. The Community of Madrid is the third most populous in Spain with 6,549,979 (2018) inhabitants mostly concentrated in the metropolitan area of Madrid. It is also the most densely populated autonomous community. Madrid's economy is roughly equal in size to that of Catalonia, which remains Spain's largest. Madrid thus has the highest GDP per capita in the country. The territory of the Community of Madrid has been populated since the Lower Paleolithic, mainly in the valleys between the rivers of Manzanares, Jarama, and Henares, where several archaeological findings have been made. Some notable discoveries of the region