It was the kind of sweeping, last-minute demand that would have torpedoed most diplomatic talks: President Donald Trump insisting this week that in exchange for him ending the war with Iran, several Arab and Muslim countries should sign on to his Abraham Accords to normalize their diplomatic relations with Israel. But there’s been almost no response from any of the countries that Trump mentioned by name — more than half of whom already have diplomatic relations with Israel — and no statement of support from an Israeli government that would reap enormous benefits from such a deal. Analysts said Trump’s...