Sentence:  His proposal is opposed to that of Richard Nixon , Governor Rockefeller , past chairmen Strauss and McCone of the Atomic Energy Commission , Dr. Edward Teller and those others now enjoying their hour of triumph in the exacerbation of the <WSD>cold</WSD> war . 
Meaning of the word marked with <WSD> tags:  a state of political hostility between countries using means short of armed warfare