King Juan Carlos and Queen Sofia hosted King Carl XVI Gustaf and Queen Silvia of Sweden on their State Visit to Spain on this day in 1983. Highlights included a glittering State Banquet hosted by King Juan Carlos (wearing the Order of the Seraphim and Order of the Golden Fleece) and Queen Sofia (in the Fleur-de-Lys Tiara for the first time and the Order of the Seraphim) in honour of King Carl XVI Gustaf (wearing the Order of the Golden Fleece and Order of the Sword) and Queen Silvia (in the Connaught Tiara and Order of Isabella the Catholic) at the Royal Palace of Madrid which was reciprocated by a Return Banquet hosted by King Carl XVI Gustaf and Queen Silvia (in the Napoleonic Amethyst Tiara and Order of Isabella the Catholic) in honour of King Juan Carlos, Queen Sofia (in the Floral Tiara and the Order of the Seraphim), and Infanta Elena (wearing the Prussian Diamond Tiara and Order of Isabella the Catholic).