An idealistic president takes office promising an era of American moral renewal at home and abroad. The effort includes a focus on diplomacy and peace-making, an aversion to the use of force, the selling out of old allies. The result is that within a couple of years the U.S. is more suspected, detested and enfeebled than ever.

No, we're not talking about Barack Obama. But since the current administration took office offering roughly the same prescriptions as Jimmy Carter did, it's worth recalling how that worked out.

How it worked out became inescapably apparent 30 years ago this month. On Nov. 20, 1979, Sunni religious fanatics led by a dark-eyed charismatic Saudi named Juhayman bin Seif al Uteybi seized Mecca's Grand Mosque, Islam's holiest site. After a two week siege...