<h1>Protectionism risks to multilateral trade: calls to resist coercive tariff measures that threaten Global South markets.</h1> Calls to protect the multilateral trading system from rising protectionism and tariff volatility are central. BRICS and IBSA warned that indiscriminate tariff increases and unilateral coercive trade measures destabilise markets and marginalise the Global South, urging states to avoid discriminatory restraints and to uphold rules-based trade governance through collective multilateral mechanisms.