Open this photo in gallery: A veteran places his poppy on the Tomb of the Unknown soldier following a ceremony commemorating the 25th anniversary of the entombment of Canada's Unknown Soldier at the National War Memorial in Ottawa on May 28.Adrian Wyld/The Canadian Press In 1933, at the height of the Great Depression, Britain squeezed its military expenditures to dangerously low levels, with its defence outlays hitting a nadir for the 20th century to that point. In the following five years, Nazi Germany reoccupied the Rhineland, annexed Austria and built up its armed forces in defiance of the Treaty of...