The powers of Trinity House were extended and confirmed by Charters of Edward VI (October 20th 1548) and Mary (May 21st 1553) Newcastle Corporation in 1584 disputed the exclusive claim of the Trinity Brethren to pilot all ships of strangers in and out of the Tyne  contending that pilotage had always been voluntary on all ships  but the Charter of Elizabeth  granted the same year  appears to have confirmed the claim of Trinity House