In Saddam Hussein's Iraq, courts counted for nothing, while fear, death and vengeance were the only laws of the land. A new Iraq must be built on more solid foundations: democracy and the rule of law. One of the first challenges will be bringing Saddam Hussein to justice. His trial can be a significant step toward the rule of law — or a detour back to the rule of revenge. He should have a fair trial under an elected government applying the relevant principles of Iraqi and international law. Mr. Hussein and 11 top associates will be formally charged today...