Question: What title was held by the man who was thought to have died at the Battle of Stamford Bridge, who also spent 15 years in exile?
Context: Lara Marlowe is a United States journalist and author, who was the US correspondent for "The Irish Times" 2009-2012 before returning to Paris in 2013 as the paper's Paris correspondent.  Marlowe also spent 15 years as a journalist for "Time. Toilers of the Sea (French: "Les Travailleurs de la mer" ) is a novel by Victor Hugo published in 1866.  The book is dedicated to the island of Guernsey, where Hugo spent 15 years in exile.  Hugo uses the setting of a small island community to transmute seemingly mundane events into drama of the highest calibre.  "Les Travailleurs de la Mer" is set just after the Napoleonic Wars and deals with the impact of the Industrial Revolution upon the island. Kyaw Min Yu (Burmese: ကျော်မင်းယု , also known as Ko Jimmy) is a former Burmese political prisoner and a member of the 88 Generation Students Group.  He was released from prison on 13 January 2012, after spending 5 years in prison, for protesting fuel price hikes with the 88 Generation Students Group in August 2007.  He also spent 15 years, from 1988 to 1996, in prison for participating in the 8888 Uprising. "She'd Rather Be with Me" is a song released by The Turtles in 1967.  The song spent 11 weeks on the "Billboard" Hot 100 chart, peaking at No. 3, while reaching No. 1 on Canada's ""RPM" 100", No. 1 in South Africa, No. 2 on Canada's CHUM Hit Parade, No. 3 in Denmark, and No. 3 in Ireland.  The song also spent 15 weeks on the UK's "Record Retailer" chart, peaking at No. 4, making it The Turtles' biggest hit in the United Kingdom. The Battle of Stamford Bridge took place at the village of Stamford Bridge, East Riding of Yorkshire, in England on 25 September 1066, between an English army under King Harold Godwinson and an invading Norwegian force led by King Harald Hardrada and the English king's brother Tostig Godwinson.  After a bloody battle, both Hardrada and Tostig along with most of the Norwegians were killed.  Although Harold Godwinson repelled the Norwegian invaders, his army was defeated by the Normans at Hastings less than three weeks later.  The battle has traditionally been presented as symbolising the end of the Viking Age, although major Scandinavian campaigns in Britain and Ireland occurred in the following decades, such as those of King Sweyn Estrithson of Denmark in 1069–1070 and King Magnus Barefoot of Norway in 1098 and 1102–1103. The Stamford Bridge, also known as Bridge No. 48-102-010, is a historic bridge in rural Mellette County, South Dakota, southeast of Stamford.  Built in 1930, it is a three-span Bedstead Pony Truss bridge, carrying a local road over the White River, off County Road Ch 1.  Each span measures 80 ft in length, and the rest on two concrete piers and two concrete abutments with wing walls.  The deck consists of steel I-beams, with wooden stringers topped by steel plates.  The bridge is the longest Bedstead truss bridge in the state, and one of a modest number of surviving bridges built using this type of truss. Alix Williamson (5 April 1916 – 26 August 2001) was an American publicist who specialized in promoting musical artists both in the United States and abroad.  A graduate of Hunter College, she promoted the Juilliard String Quartet for 23 years and The Chamber Music Society of Lincoln Center for 22 years.  For 15 years she was the press representative for pianist André Watts, and also spent 15 years as tenor Richard Tucker's press agent.  She managed the career of the Trapp Family Singers for more than two decades; and it was she who came up with the idea for Maria von Trapp's autobiographical work "The Story of the Trapp Family Singers" (1949) (the basis for the Rodgers and Hammerstein musical "The Sound of Music").  She also worked as a promoter for the New York Philharmonic for 15 years. Harald Sigurdsson (Old Norse: "Haraldr Sigurðarson" ;  1015 – 25 September 1066), given the epithet Hardråde ("harðráði ", roughly translated as "stern counsel" or "hard ruler") in the sagas, was King of Norway (as Harald III) from 1046 to 1066.  In addition, he unsuccessfully claimed the Danish throne until 1064 and the English throne in 1066.  Prior to becoming king, Harald had spent around fifteen years in exile as a mercenary and military commander in Kievan Rus' and of the Varangian Guard in the Byzantine Empire. Þjóðólfr Arnórsson was an 11th-century Icelandic skáld, who spent his career as a court poet to the Norwegian kings Magnus the Good and Harald Hardrada and is thought to have died with the latter at the Battle of Stamford Bridge in 1066. John Joseph "Jack" Kirrane Jr. ( ; August 20, 1928 – September 26, 2016) was an American former ice hockey player.  Kirrane was a member of the United States 1948 Winter Olympics and 1960 Winter Olympics teams, winning the gold medal in 1960.  He was inducted into the United States Hockey Hall of Fame in 1987.  Kirrane went on to serve 38 years with the Brookline, Massachusetts Fire Department and also spent 15 years as the rink manager of the Bright Hockey Center at Harvard University.
Answer: King of Norway