Besides, he reformed the education system, translated religious and scientific texts into old english, invented the candle clock, designed and built ships for a navy that would fend off the vikings (his ships were larger, sturdier, and faster although they had a larger draft), created the burh system of defences that formed an effective system of military recruitment, he was literate unlike most brainlet monarchs of the middle ages, he reformed the law code personally and he destroyed the great heathen army.