Lambert, a former count of Nantes, after devastating Anjou in concert with Nominoé, duke of Brittany, had, by the end of the year 851, succeeded in occupying all the western part as far as the Mayenne.
Lambert succeeded in occupying all the western part as far as the Mayenne. Lambert was a former count of Nantes by the end of the year 851. This was after devastating Anjou in concert with Nominoé. This Nominoé was had. Nominoé was duke of Brittany.