Images of mass military parades across vast parade grounds in Moscow, Beijing and other homes of regimes on the "other side" of the Cold War were a regular part of nightly television viewing, for those of us of a certain age.They have since become a trope in historic montages and pop culture clips.Goosestepping disciplined troops and tank commanders saluting from their turrets, watched by groups of sullen, ageing men in fur hats and great coats dripping with medals.Such parades don't entirely go away. China lifted the genre to a new standard last September to celebrate the 80th Anniversary of its...