Viking Attacks on Britain

The main leader who spear headed this move of going directly west across the sea to surprise attack britain, was a yarl, or local ruler, named r Ragnar lothbrook. The crucial technology that they used was sunstones, so crystals that could take sunlight from cloudy skies. So supposedly, ragnar lothbrock and his sun stones made this new wave of viking attacks on britain possible where it had not happened before. We don't know this for certain. It was not recorded in any detail at the time. What did these vikings do? They were using these small, shallow draft boats to suddenly appear inland attack all kinds of settlements that were too