Great Britain declares war on Spain, which meant the entry of Spain into the Seven Years' War.

Spain, officially the Kingdom of Spain, is a country in Southern and Western Europe with territories in North Africa. Featuring the southernmost point of continental Europe, it is the largest country in Southern Europe and the fourth-most populous European Union (EU) member state. Spanning the majority of the Iberian Peninsula, its territory also includes the Canary Islands, in the Eastern Atlantic Ocean; the Balearic Islands, in the Western Mediterranean Sea; and the autonomous cities of Ceuta and Melilla, in mainland Africa. Peninsular Spain is bordered to the north by France, Andorra, and the Bay of Biscay; to the east and south by the Mediterranean Sea, Gibraltar and Morocco ; and to the west by Portugal and the Atlantic Ocean. Spain's capital and largest city is Madrid; other major urban areas include Barcelona, Valencia, Zaragoza, Seville, Bilbao, Málaga, Murcia, Palma de Mallorca and Las Palmas.