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On VIkings Season 4 Episode 17, a great Viking army assembles at Kattegat, while Lagertha remains vigilant in the absence of Bjorn.
On Vikings Season 4 Episode 16, Lagertha continues the quest for power in Kattegat, while Bjorn's fleet decides to launch a surprise attack.
On Vikings Season 4 Episode 15, while having to work together to form a plot against the Saxons, Ragnar and Ivar establish a new level of understanding.
On Vikings Season 4 Episode 14, Ragnar acquires a surprising concession from King Ecbert, while Lagertha is near realizing a long-held ambition.
On Vikings Season 4 Episode 13, Ragnar and Ivar deal with an issue involving their crew and Bjorn has a surprising reunion.
On Vikings Season 4 Episode 12, Bjorn's dream got closer within his reach, but did a last minute setback ruin the big plan to make his life better?
On Vikings Season 4 Episode 11, Ragnar has returned to Kattegat where he devises a plan to return to Wessex to right past wrongs on the midseason premiere.
Ragnar and his forces face off against Rollo and the Franks on Vikings Season 4 Episode 10. Does Rollo stand a chance against his brother's armada and Ragnar's vow to kill him?
On Vikings Season 4 Episode 9, honors are bestowed in Rome but the reception isn't as warm in Wessex and as they near Paris, the Vikings relaunch their boats.
Ragnar's leadership remains in question after the latest defeat, but the king comes up with an ingenious plan on Vikings Season 4 Episode 8. At the palace, Rollo and Gisla announce some big news to the French Court.