Cold War nadir: January 1968 and in Czechoslovakia the new Communist Party leader Alexander Dubcek has made it clear that this is the opportunity to loosen the Soviet stranglehold on the country. As the Prague winter slowly eases into a Prague spring, it really does seem as if Dubcek has judged it right. Reforms in oppressive censorship laws, improved housing, a lessening of totalitarian oppression, Dubcek promises and delivers on it all. The new...