Burgos (Spanish pronunciation: [ˈburgos], UK //, US //) (IATA: RGS) is a city in northern Spain, historic capital of Castile. It is situated on the confluence of the Arlanzón river tributaries, at the edge of the Iberian central plateau. It has about 180,000 inhabitants in the actual city and another 20,000 in the metropolitan area. It is the capital of the province of Burgos, in the autonomous community of Castile and León. The Burgos Laws or Leyes de Burgos which first governed the behaviour of Spaniards towards the natives of the Americas were promulgated here in 1512.
Castile and León (English / /; Spanish: Castilla y León [kasˈtiʎa i leˈon] ( listen); Leonese: Castiella y Llión [kasˈtjeʎa i ʎiˈoŋ]; Galician: Castela e León [kasˈtɛla e leˈoŋ]) is an autonomous community in north-western Spain. It was so constituted in 1983 and it comprises the historical regions of León and Old Castile (Spanish: Castilla la Vieja). It is the largest autonomous community in Spain, covering an area of 94,223 square kilometres (36,380 sq mi) with an official population of around 2.5 million (2011).