WILLIAM BENNETT: We must listen to the Founding Fathers and reject antisemitism

After the 9/11 attacks 25 years ago, many Israelis declared, "We are all Americans now." As I wrote at the time, they had it backward: Americans had become Israelis. We had experienced the horror of Islamic terrorism that they had endured for decades.

Of course, that is only the beginning of our common cause with the Jewish people. They are a wellspring of the values upon which our country was founded. That is why every American should be troubled by the hatred toward Israel and American...