India, Jan. 20 -- U.S. President **Donald Trump on Tuesday vowed to slap a steep 200% tariff on French wine and champagne imports if French President Emmanuel Macron refuses to join his proposed global "Board of Peace," a body intended to help oversee the Gaza conflict cease-fire. Trump made his comments during a press interaction in Miami, signalling a new front in deepening trade and diplomatic tensions between Washington and its European allies.

Trump told reporters, "Well, nobody wants him because he's going to be out of office very soon. So you know, that's all right. What I'll do is . I'll put a 200% tariff on his wines and champagnes, and he'll join. But he doesn't have to join."

His remarks framed the tariff threat as leverage t...