Castile and León is an autonomous community in north-western Spain. It was constituted in 1983, although it existed
for the first time during the First Spanish Republic in the 19th century (León and the Kingdom of León appeared in
910 of the Kingdom of Castile appears in 1230 and again in 1230. It is the largest autonomous community in Spain and
the third largest region of the European Union
Castile and León Day is a holiday celebrated on April 23 in the autonomous community of Castile and León, a
subdivision of Spain. The date is the anniversary of the Battle of Villalar, in which Castilian rebels called
Comuneros were dealt a crushing defeat by the royalist forces of King Charles I in the Revolt of the Comuneros on
April 23, 1521.