Asian shares mostly rose Thursday after U.S. President Donald Trump agreed with Russian leader Vladimir Putin to start talks about ending the war in Ukraine. The possibility that Trump may pause some of the tariffs he has announced was also a cause for optimism in Asian markets.

Asia shares are mostly declining as worries grow about President Donald Trump imposing tariffs on key U.S. trading partners

Korea’s KOSPI index fell by 2.5% on Monday, as Trump’s tariff moves could threaten both South Korea’s export-heavy economy, as well as the supply chains of its major manufacturers. Electronics giants Samsung and LG, and automakers Kia and Hyundai, all have manufacturing facilities in Mexico.