Solemn Opening of the Parliament of Spain
The Solemn Opening of the Parliament (Spanish: Solemne Apertura de las Cortes Generales) of the Kingdom of Spain is an event which takes place approximately in the second week after the investiture of the President of the Government. For this celebration, all the Deputies and Senators that forms the Cortes Generales are summoned, as well as the Government and the main officials of the Judiciary.
Source: Wikipedia — Solemn Opening of the Parliament of Spain (CC BY-SA 4.0)