European Central Bank policymaker François Villeroy de Galhau warned that protectionist trade measures championed by former U.S. President Donald Trump could pose a renewed threat to global financial stability and economic growth. The comments come as markets increasingly price in the possibility of Trump returning to office following the upcoming U.S. presidential election. Speaking at a financial conference in Paris, Villeroy stressed that open trade remains crucial for sustainable global expansion, and cautioned that a revival of aggressive tariff policies could strain global supply chains and...