 The UK and US seem to have seen the carrier as a defensive weapon, and their designs mirrored this; the Japanese Imperial Navy seem to have developed a new offensive strategy based on the power projection these made possible.British general J. F. C. Fuller, architect of the first great tank battle at Cambrai, and his contemporary, B. H. Liddell Hart, were amongst the most prominent advocates of mechanization and motorization of the army in Britain.In Germany, study groups were set up by Hans von Seeckt, commander of the Reichswehr Truppenamt, for 57 areas of strategy and tactics to learn from World War I and to adapt strategy to avoid the stalemate and then defeat they had suffered.