Sweyn Forkbeard all England in 1016, following the deaths of Æthelred and his son Edmund Ironside; he succeeded his brother as King of Denmark in 1019 and eventually also ruled Norway, parts of Sweden, Pomerania, and Schleswig. Cnut and his sons, Harold Harefoot and Harthacnut, ruled England over a combined 26-year period (1016–1042). After Harthacnut's death, the English throne reverted to the House of Wessex under Æthelred's younger son Edward the Confessor (reigned 1042–1066). Sweyn's daughter, Estrid Svendsdatter, was the mother of King Sweyn II of Denmark. Her descendants continue to reign in Denmark to this day. One of them, Margaret of
Sleep and his Half-brother Death of Sleep clasps poppies, symbolic of narcosis and dreamlike-states. Sleep and his Half-brother Death Sleep and his Half-brother Death is a painting by John William Waterhouse completed in 1874. Waterhouse's first Royal Academy exhibit (submitted from his father's house at 1 Scarsdale Villas), it was painted after both his younger brothers died of tuberculosis. The painting itself is a reference to the Greek gods Hypnos (sleep) and Thanatos (death) who, in the Greek mythology, were brothers. Despite their similar poses in the painting, the character in the foreground is bathed in light, while his brother is shrouded in darkness; the