EUROPE is shaken and unsettled. The sudden presence of 275,000 Soviet troops in Czechoslovakia has provoked a pervading sense of unease from Helsinki to Rome, tipped the military balance of power on the Continent in favor of the Warsaw Pact, and raised continuing worries about the reasonableness of the Soviet leaders.
In both Yugoslavia and Rumania, fears intensified last week that they might be the next target for Soviet oppression. Meanwhile, a new and unlikely country joined the ranks of the anxious. It was Austria, whose political neutrality was written into the 1955 treaty...