1914-1918 1919 1939-1945 20thcentury 968 armsrace average(maritimelaw) barentssea biography cox culturalproperty ernest europe german governmentpolicy greatbritain harbors hatcher history historydiana(ship:malacca historyedinburgh(battleship) lawandlegislation malacca malacca) marinearchaeologists maritimelaw michael naval navaloperations northsea orkney(scotland) pirates protection scapaflow scapaflowscuttling scapaflowscuttling(scotland:1919) scotland scubadivers shipwrecks southafrica straitof towing treasuretroves underwaterarchaeology unitedstates vk1491 worldwar