Simancas sēmäng´käs [key], village, Valladolid prov., NW Spain, in Castile-León. The castle, an old fort rebuilt in the 15th cent., contains the Spanish national archives. Begun by Ferdinand V in Valladolid, the collection was transferred to Simancas in 1563 by Emperor Charles V and was much enriched by Philip II.

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

See more Encyclopedia articles on: Spanish and Portuguese Political Geography