The assertion got here a day after Biden and Trong struck a deal to deepen cooperation, extensively seen as a solution to counter China’s rising assertiveness within the area.
Washington is at loggerheads with Beijing on a spread of points together with commerce, safety, human rights and local weather change and is trying to increase its community of allies to counter Chinese language affect.
Vietnam, which fought a warfare with China between 1979 and 1988, is cautious of its large northern neighbour, and is one in every of a handful of nations with claims on the numerous islets and outcrops that dot the South China Sea.
Final week the Philippines accused Chinese language Coast Guard and “militia” boats of harassing two of its personal coast guard vessels as they took provides to Filipino troops on the Second Thomas Shoal.
The Philippine Navy intentionally grounded an outdated ship on the shoal in 1999 to verify China’s advance within the waters.
China deploys lots of of vessels to patrol the South China Sea and swarm reefs.
The Philippines, a longtime US ally, has outposts on 9 reefs and islands within the Spratly Islands – which Vietnam additionally claims together with the Paracel Islands.
Manila says Chinese language coast guard and navy ships routinely block or shadow Philippine boats within the contested waters.
Tensions between Manila and Beijing flared final month when China Coast Guard vessels used water cannon in opposition to a Philippine resupply mission to the reef, stopping one of many boats from delivering its cargo.