10 most difficult the United Kingdom riddles

Sadiq Khan is a British politician of the Labour Party serving as Mayor of London since 2016, succeeding Conservative Party mayor Boris Johnson. He is also London's first ethnic minority mayor.

Sweyn Forkbeard the King of Denmark and Norway in 1013 after many tries finally has conquered British soil and announced himself as the King of England. Another Vikings that became the King of England were his son Cnut and William the Conqueror.

Robert Walpole was a British statesman who is generally regarded as the de facto first Prime Minister of Great Britain. With his uninterrupted run of 20 years, he also holds the record as the longest-serving British prime minister in history.

Dominions were semi-independent polities under the British Crown, constituting the British Empire, beginning with the Canadian Confederation in 1867. They included Canada, Australia, New Zealand, Newfoundland, South Africa, and the Irish Free State, and then from the late 1940s also India, Pakistan, and Ceylon (now Sri Lanka).

The metropolitan counties are a type of county-level administrative division of England. They were created in 1974 and are each divided into several metropolitan districts or boroughs. There are six metropolitan counties, which each cover large urban areas, typically with populations of 1.2 to 2.8 million.

The yard is an English unit of length, in both the British imperial and US customary systems of measurement, that comprises 3 feet or 36 inches. It is by international agreement in 1959 standardized as exactly 0.9144 meters.

The Sutton Hoo helmet is a decorated Anglo-Saxon helmet discovered during the 1939 excavation of the Sutton Hoo ship burial. It was buried around 625 and is widely believed to have been the helmet of King Rædwald of East Anglia, and its elaborate decoration may have given it a secondary function akin to a crown. It is one of the most important Anglo-Saxon artefacts ever found.

The River Sever is a river in the United Kingdom. At about 220 miles (354 km), it is usually considered to be the longest in the UK. It rises at an altitude of 2,001 feet (610 m) on Plynlimon, close to the Ceredigion, in the Cambrian Mountains of mid Wales.

The Great Smog of London was a severe air-pollution event that affected the British capital in early December 1952. The contemporary estimates put the number of fatalities at 6,000, however, the more recent research suggests that it was twice as many, at about 12,000.

Sherry is a fortified wine made from white grapes that are grown near the city of Jerez de la Frontera in Andalusia, Spain. The word "Sherry" is an anglicisation of Xeres (Jerez). Sherry was previously known as sack, from the Spanish saca, meaning "extraction" from the solera.