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 year later, in 881, Alfred fought a small sea battle against four Danish ships "on the high seas". Two of the ships were destroyed and the others surrendered to Alfred's forces. Similar small skirmishes with independent Viking raiders would have occurred for much of the period, as they had for decades. In 883—though there is some debate over the year—King Alfred, because of his support and his donation of alms to Rome, received a number of gifts from Pope Marinus. Among these gifts was reputed to be a piece of the true cross, a great treasure for the devout Saxon