Pakistan, Oct. 6 -- France's newly appointed Prime Minister, Sebastien Lecornu, resigned on Monday, just hours after forming his cabinet, triggering fresh political turmoil and deepening the country's ongoing leadership crisis. His sudden resignation sent shockwaves through the French political establishment, while stocks and the euro both fell sharply as markets reacted to the growing uncertainty. Lecornu's decision came after mounting pressure from both allies and opponents who had threatened to collapse his government before it could even begin functioning.

After weeks of intense consultations with political factions, Lecornu, a close ally of President Emmanuel Macron, had finally unveiled his cabinet on Sunday. However, the new appoi...