RICH LOWRY: Donald Trump's Jerusalem Triumph

In the second century A.D., Jewish rebels who had stunned the Romans and liberated a portion of Judea over struck imperial coins with images and a message of their own, "Year One of the Redemption of Jerusalem."

The leader of the Jewish rebellion, Bar Kokhba, was fired by a vision of a united Israel with Jerusalem as its capital, which had been the exception during the prior millennium, thanks to the depredations of the Assyrians and Babylonians, among others. But such was the power of the national idea -- and his messianic zeal -- that Bar Kokhba ventured all on regaining it.

And lost. Not fo...