PARIS: France’s far-right leader Marine Le Pen said Wednesday she would thwart all action by any new government, throwing into doubt Prime Minister Sebastien Lecornu’s ability to solve the country’s deepening political crisis with a coalition cabinet. President Emmanuel Macron is facing the worst domestic crisis of his mandate, with the clock ticking down to a deadline Wednesday evening for a working government to be formed. Macron has to decide whether to appoint another prime minister or dissolve the lower house of parliament and call new legislative elections.

French President Emmanuel Macron on Sunday unveiled a new cabinet under Prime Minister Sebastien Lecornu, aiming to break the political deadlock in a...

Rivals say president’s latest cabinet represents unwelcome continuity and hard-left party vows to file no-confidence motion amid fraught budget talks