At the first in-person 'Quad' meeting, leaders from the U.S., Japan, India, and Australia stressed the importance of a "free and open" Indo-Pacific.
At the White House on Friday, U.S. President Joe Biden said they are making progress to advance their "shared and positive" agenda for a free and open Indo-Pacific.
The U.S. has been working with its allies and partners to curb the rise of China.
The four countries have agreed to enhance cooperation on COVID-19 vaccines, the climate, supply chains, technology, and space.
On North Korea, the leaders called on the regime to comply with the United Nations obligations, refrain from provocations, and engage in dialogue.
The joint statement also included the need to immediately resolve the issue of Japanese abductees by the North.