France’s Emmanuel Macron Throws Down Trump Twitter Gauntlet: G7 Can Be G6

From international pal to Twitter challenger, French President Emmanuel Macron has tweeted a sharp warning to U.S. President Donald Trump over tariffs ahead of the G7 summit in Quebec this weekend.

Trump fired back — and the White House quickly announced that he’s leaving the summit early Saturday before sessions on climate change and the environment.

Leaders are reportedly considering excluding the U.S. from the traditional joint statement issued each year at the end of the G7 summit as a rebuke for Trump’s punishing tariffs against the American allies.

The...