Alfred the Great necessary, that each man keep carefully his oath and his pledge" which expresses a fundamental tenet of Anglo-Saxon law. Alfred devoted considerable attention and thought to judicial matters. Asser underscores his concern for judicial fairness. Alfred, according to Asser, insisted upon reviewing contested judgments made by his ealdormen and reeves and "would carefully look into nearly all the judgements which were passed [issued] in his absence anywhere in the realm to see whether they were just or unjust". A charter from the reign of his son Edward the Elder depicts Alfred as hearing one such appeal in his chamber while
Alfred the Great Westbury, Wiltshire. He then pursued the Danes to their stronghold at Chippenham and starved them into submission. One of the terms of the surrender was that Guthrum convert to Christianity. Three weeks later the Danish king and 29 of his chief men were baptised at Alfred's court at Aller, near Athelney, with Alfred receiving Guthrum as his spiritual son. According to Asser: While at Wedmore Alfred and Guthrum negotiated what some historians have called the Treaty of Wedmore, but it was to be some years after the cessation of hostilities that a formal treaty was signed. Under the terms of