Donald Trump said he went to war because Iran would not negotiate. Now he claims peace based on a negotiation with a regime he cannot defeat or control.

President Donald Trump says the U.S. is close to signing a deal with Iran to wind down the war, with a memorandum of understanding to be signed in Europe as soon as this weekend.

By most accounts, strikes by the U.S. and Israel have significantly degraded Iran's military capabilities and killed scores of senior leaders. But those tactical successes don’t…