In 865 AD, England faced the Great Heathen Army—the largest Viking invasion in history. Led by the sons of the legendary Ragnar Lothbrok, including Ivar the Boneless and Halfdan, the Vikings landed with thousands of warriors. Unlike earlier raids, this wasn’t just plundering—they came to conquer. The Great Army swept through Northumbria, East Anglia, and Mercia, toppling kingdoms and seizing land. Their brutality shocked the Anglo-Saxons, but their tactics were organized and relentless. Only Wes