As I write, Israelis troops are massing on the Lebanon border. I feel a deep sense of deja vu, not to mention about equal measures of frustration and exasperation. I suspect that many Americans share similar feelings. There is nothing new, here, after all. We’ve seen it all, before. Is there no…

During the summer of 2002, in the run-up to President Bush’s invasion of Iraq, the US military staged the most elaborate and expensive war games ever conceived. Operation Millennium Challenge, as it was called, cost some $250 million, and required two years of planning. The mock war was not aimed…