Spanish Civil War: Sovereign Council of Asturias and León is proclaimed in Gijón.

The Sovereign Council of Asturias and León, was an unrecognized state in northern Spain during the Spanish Civil War. Proclaimed on 6 September 1936, it was self-declared sovereign on 24 August 1937, while the region was occupied on 20 October 1937 by Franco's military forces. Belarmino Tomás was the Sovereign Council's first and only President. The capital of the short-lived state was Gijón.

Gijón or Xixón is a city and municipality in north-western Spain. It is the largest city and municipality by population in the autonomous community of Asturias. It is located on the coast of the Cantabrian Sea in the Bay of Biscay, in the central-northern part of Asturias; it is approximately 24 km (15 mi) north-east of Oviedo, the capital of Asturias, and 26 km (16 mi) from Avilés. With a population of 273,744 as of 2023, Gijón is the 15th largest city in Spain.