Sigma war games
... that as early as 1962 the Sigma war games predicted that American intervention in the Vietnam War would be unsuccessful?
... that as early as 1962 the <b id="mwBJ0"><a href="./Sigma_war_games" id="mwBJ4" rel="mw:WikiLink" title="Sigma war games">Sigma war games</a></b> predicted that American intervention in the <a href="./Vietnam_War" id="mwBJ8" rel="mw:WikiLink" title="Vietnam War">Vietnam War</a> would be unsuccessful?