BERLINERS, YOU ARE LIVING IN DANGER! So screamed pamphlets and newspaper ads published in West Berlin by the Christian Democratic Union in anticipation of last weekend's municipal elections. They referred to local worries about street violence. But the authors of the campaign did not realize how much danger there was until three days before the election. Lawyer Peter Lorenz, 52, the party's candidate for mayor, was boldly ambushed and kidnaped as he traveled by limousine from his suburban Zehlendorf home to C.D.U. headquarters in central Berlin.
The first political kidnaping in West German history was carried out with almost military...