As President Donald Trump, National Security Advisor John Bolton and Secretary of State Mike Pompeo rattle their sabers, there is no evidence that Iran poses a threat to the United States. It was Trump who threatened genocide, tweeting, “If Iran wants to fight, that will be the official end of Iran.” The Pentagon is now considering sending 10,000 additional troops to the Gulf region for “defensive” purposes and not in response to a new threat by Iran. Threats to use military force — like the use of force itself — violate U.S. and international law.

Last week, Pompeo said U.S. intelligence had determined that Iranian-sponsored attacks on U.S. forces “were imminent.” The…