The president of the Congress of Deputies (Spanish: Presidente del Congreso de los Diputados) is the speaker of the Congress of Deputies, the lower house of the Cortes Generales (the Spanish parliament). The president is elected among the members of the Congress and is, after the king and the prime minister, the highest authority in the Kingdom of Spain. The current office was established by the Spanish Constitution of 1978, however, the position has a tradition of more than 200 years, since its creation in 1810 as President of the Cortes of Cádiz.