Tanks at the Iron Curtain 1960–75A new analysis of the technology and tanks that faced off against each other on opposite sides of the Iron Curtain, during the very height of the Cold War. From the 1960s onwards, there was a generational shift in tank design and warfare with the advent of CBR (chemical, biological, radiological) protection and a move away from HEAT ammunition to APFSDS. This shift confronted the growing threat of guided anti tank missiles and saw the introduction of