U.S. President Joe Biden and Japanese Prime Minister Fumio Kishida discussed diplomacy with China and their shared concerns over "coercive and destabilizing activities" in the South China Sea during a meeting on Saturday at the Quad Leaders Summit in Wilmington,

The official noted that the Quad met at foreign minister level under the previous administration of Donald Trump, who is running against Vice President Kamala Harris in November, andenjoyed bipartisan support, as reflected by the formation of a congressional Quad Caucus ahead of the summit.

Tensions brewing in Asia's trade-rich waters top the agenda as U.S. President Joe Biden welcomes leaders from Australia, India and Japan to his Delaware hometown for a diplomatic push to counter China in the waning months of his presidency.