History of the English penny (1154–1485) the continental price of silver, thus putting an end to the illegal export of English coinage. The heavy coinage was minted at London and York, inscribed – "Henry by the Grace of God King of England", while the light coinage was minted at London, York, and Durham, inscribed . Henry V (1413–1422) continued his father's light coinage, with similar inscriptions on the coins produced at London, Durham, and York. Henry VI (1422–1461, 1470–1471) came to the throne as an infant. He favoured making peace with France, but his heir, Richard, Duke of York, a descendant of the second son of
Rise of the Ottoman Empire the interregnum. When Mehmed died in 1421, one of his sons, Murad, became sultan. Murad II spent his early years on the throne disposing of rivals and rebellions, most notably the revolts of the Serbs. He also had problems at home. He subdued the rebels of his uncle Mustafa Çelebi and brother Küçük Mustafa. In 1422, Murad II laid siege to Constantinople for several months and lifted it only after forcing the Byzantine emperor, Manuel II Palaiologos to pay additional tribute. In 1422 the first regular war against Venice began with the Siege of Thessalonica (1422–30). Byzantine involvement in the