While previous decisions ruled that slaves voluntarily brought into a free state .
Who resided there many years , became free , Aves was the first decision which held that a slave voluntarily brought into a free state became free from the first moment of arrival .
While previous decisions ruled that slaves voluntarily brought into a free state , and who resided there many years , became free , Aves was the first decision which held that a slave voluntarily brought into a free state became free from the first moment of arrival .