The Effects of a Global Thermonuclear War 4th edition: escalation in 1988 By Wm. Robert Johnston. Last updated 18 August 2003. Introduction The following is an approximate description of the effects of a global nuclear war. For the purposes of illustration it is assumed that a war resulted in mid-1988 from military conflict between the Warsaw Pact and NATO. This is in some ways a worst-case scenario (total n... Tags: 1945-1991, China, Nuclear War, USA, USSR