They are attested as deployed in the armies of Kings John III of Navarre and successor Henry II of Navarre during their campaigns to reconquer Navarre (1512–1524). In the same context, they are also found fighting on Charles V's side (battle for Hondarribia, 1521–1524) where they performed strongly. They also served in high numbers in the Imperial army during the campaigns of Austria (1532), France (1542), Germanic Reformed League (1547) and in of all the Italian wars. Others also fought on the Habsburg-Ottoman frontier.