Torvi then changes sides with Björn, putting her body in front of Björn. Bjorn a mené le grand raid viking autour de l'Espagne dans la Méditerranée, 859. Björn has Ragnar's lust for glory and fame, but also his father curiosity for other cultures. The Muslim fleet had a weapon called “Greek fire” and the encounter proved to be catastrophic for the Vikings. Biorn said that he would never lean more to treachery than to good faith, and judged that it would be a most abominable thing to prefer the favour of an infamous brother to the love of a most righteous father. As Ivar orders the Frankish reserves onto the field, Lagertha and Bjorn retreat. Magnus suggests to Bjorn, Ubbe and Lagertha that they should join Harald. The next day, Erlendur tries to force Torvi to assassinate Björn, promising to kill Guthrum if she doesn't obey him but Torvi kills Erlendur instead. Not even King Eystein’s magical cow, Sibilja, who moos so terribly the enemy force starts fighting amongst itself, is a match for them, and after concluding this affair and killing Eystein the brothers go south.

On their adventures, it is his crippled brother Ivar who leads the gang, while Bjorn is described as a capable and ferocious warrior who with his prowess can turn the tide of battles. Björn Järnsida, latin bier cotae ferrae, Björn Járnsíða, var en viking som härjade i Frankrike på 800-talet. When Sigard says that Ragnar should have told the people Bjorn says that maybe if he had told them they might have killed him. A bear repeatedly escapes his traps, and Björn decides to track it down. After returning from France he rallies the people to Ragnar's side and reminds them of where all their wealth and success has come from. However, the Vikings eventually realised that this was not Rome but Luna, an old city in Etruria, Italy. Ragnar thought that the Bjorn's decision to go to the mountains was foolhardy, though Bjorn was pleased to prove him wrong when returning to Kattegat. In the following battle, Ælla was captured and the blood eagle was performed on him.Björn and his siblings then raided England, Wales, France, and Italy before returning to Scandinavia. Erlendur replies that he knows nothing of the ring which is relayed in turn to Torvi who says he is lying for she knows it is his father King Horik's ring. His epithet seems to be quite literal and refers to the strength of his sides, which were like iron (i.e. The latter would succeed him to the Swedish throne. He cauterizes the injury to prevent infection. Eysteinn granted the wish and Eiríkr was subsequently impaled on a spear that was planted on the battlefield, with his body raised about the dead.Björn was playing tafl with Aslaug and Hvitserk when they heard the news of Eiríkr and Agnar’s passing.

Alexander Ludwig, Actor: Vikings. Ragnar, submergé par la honte, disparaît, laissant Bjorn et Aslaug diriger Kattegat. Bjorn and Ragnar, whilst devoted to each other as father and son, often have disputes due to Bjorn's impulsive nature. When the spring came, the fleet started sailing again.

Björn "Ironside" Ragnarsson was a legendary Swedish king who presumably reigned during the 9th century. A testament of his prowess came during his time alone in the wilderness in Season 4.

In York Bjorn is welcomed by Harald and Magnus, but when Harald realizes Bjorn and Gunnhild are in a relationship he is unhappy. While the legends mentioning Bjorn are set in the 9th century CE, they are most extensively known from three sources, all from around the 13th century CE: The Saga of Ragnar Lothbrok, The Tale of Ragnars Sons and Saxo Grammaticus Ge…

The legends further state that he and his brothers left Zealand to avenge their half-brothers who had been killed in Sweden. Björn helps many warriors out of the water, including Harald. The brothers, led by Ivar in terms of strategy and planning and by Bjorn and Hvitserk in terms of battle prowess, often go raiding and adventuring together.

Il est interprété par Travis Fimmel et fait ses débuts dans l'épisode "Cap à l'Ouest". « En l’année 245 (8 avril 859-27 mars 860) les MadjousL'expédition viking en Méditerranée, notamment dans le sud de la France, est également relatée par les chroniqueurs francs : Björn wakes later that night, and while still hurt, he tells his father that he should have never called him "Ironside", doubtful that the gods are protecting him. When the Vikings travel upriver towards Paris, led by Rollo, the ships are shot at from the forts by Frankish soldiers. People talked about Ragnar like he was a god but he wasn't a god he was a man, a man with many dreams and failings.

Ubbe and Lagertha do not believe Magnus' claim about being Ragnar's son. As Bjorn prepares to leave Kattegat, he finds Lagertha broken with her hair turned white.