Interrupted only by the Nazi occupation, Norway's Labor Party had been in power for 28 years, longer than any other democratic party in Europe. Last week it was out.
At the root of its downfall was a long-developing schism between the party's moderate, pro-West majority and its far-left fringe, which demands Norway's withdrawal from NATO. Two years ago, some leftist Laborites bolted, formed a splinter "Socialist People's Party," and managed to win two parliamentary seats. Partly as a result of the defection, Premier Einar Gerhardsen's government lost its majority in the Storting...