How it is the Spanish flag?
The Spaish flag, as defined in the Spanish Constitution of 1978, is three horizontol stripes: red, yellow and red. The yellow stripe is double the width of each red stripe. Usually the flag has the Spanish coat of arms in the left half of the yellow stripe, as this is compulsory for all Spanish institutions and military forces according to the law. (The coat of arms is made up of four quadrants, each representing one of the four kingdoms that were merged to form a unified Spain at the end of the 15th century. These were: Castile – represented by the castle, León – represented by the lion, Aragon – represented by the vertical alternating red and yellow stripes (four red stripes, five yellow stripes), and Navarre – represented by the linked chains. At the bottom of the coat of arms is a pomegranate fruit, representing the moorish kingdom of Granada. In the centre is the Fleur de Lys which represents the ruling House of Borbón. The two columns at each side, with the “plus ultra” (‘further