France's President Emmanuel Macron speaks to members of the media at the European Political Community summit in Copenhagen, Denmark, October 2. Mr. Macron’s personal popularity has also plummeted and there have been growing calls for him to resign.

French President Emmanuel Macron plans to appoint a new prime minister within 48 hours, easing a political crisis that started earlier this week with the resignation of Prime Minister Sébastien Lecornu.

Having taken office less than a month ago, Mr. Lecornu stunned the nation on Monday by abruptly announcing his resignation barely a day after unveiling his cabinet. He’s the third prime minister to step down this year and his departure left the National Assembly unable to move forward on a budget for 2026.

Mr. Macron had asked Mr. Lecornu

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