Which way now? In this year of elections that could redirect history--in Israel, Russia, the U.S.--the first has been decided. Israelis have picked a Prime Minister in conservative 46-year-old Likud leader Benjamin Netanyahu. And the change in policies that his country will now pursue will have consequences affecting half the globe. Sometimes statesmen stumble blindly over an epochal crossroads they do not know is there. Others are given the chance to see the fork in the road ahead and decide deliberately which way to go. Folly, wrote historian Barbara Tuchman, is when leaders knowingly choose the wrong path.
The stakes this...