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King Maegor I Targaryen was the third Targaryen King to sit the Iron Throne. His actions during his six-year long reign led to him being remembered as Maegor the Cruel. Maegor was the youngest son of King Aegon I Targaryen, born by Aegon's elder sister-wife, Visenya. He was mostly raised on Dragonstone, and came to be referred to as the "prince on Dragonstone". Maegor had no true friends in his youth, keeping mostly to himself. He was a born warrior, who distinguished himself in tourneys, and received knighthood at the hand of his father at the age of sixteen – making him the youngest knight in the realm at the time – and who showed his prowess in battle further during several military campaigns. He claimed the dragon Balerion after his father's death.
Maegor and his half-brother, Aenys I Targaryen, were rather close during Aenys's reign. Aenys proclaimed they would rule together, and Maegor was named Hand of the King after swiftly dealing with a rebellion in the Vale. However, when Maegor, who had been wed to the High Septon's niece in 25 AC, took a second wife in 39 AC, the realm was shocked. Maegor was send to Pentos in exile, but was brought back to Westeros by his mother when Aenys died on Dragonstone in 42 AC. With Aenys' eldest son and heir, Prince Aegon, besieged at Crakehall, Maegor claimed the throne. Maegor dealt with Prince Aegon the next year, but his nephew was not his greatest opposition. Maegor spend the majority of his reign warring against the Faith, resulting in bloody massacres. He executed all the men who had constructed the Red Keep to preserve its secrets, and forcefully married three women whom he had widowed, in his attempts to beget an heir. Read more…