South Korea and Vietnam's leaders pledged to deepen economic cooperation on Monday as their export-dependent countries try to shore up longstanding supply chains as U.S. President Donald Trump's tariffs shake up global trade.

South Korea and Vietnam will pledge deeper economic and strategic cooperation when their leaders hold a summit on Monday as the former Cold War-era foes seek to leverage their business ties to navigate a challenging global trading environment.

Korea and Vietnam signed 10 memorandums of understanding (MOUs) covering cooperation in areas including science and technology, renewable energy and supply chains at a bilateral summit.