Quad group expands maritime security cooperation at Biden's farewell summit

Lisa Curtis, an Asia policy expert at the Center for a New American Security and a former administration official, said India, which is not part of any military alliance, has been worried about perceptions that the Quad could be militarizing the Indo-Pacific.

"But I think China's recent maritime aggression could be changing the equation for India and could be prompting India to become a bit more open to the idea of Quad security cooperation," she said.

Analysts and officials say Biden hosting the Quad is part of efforts to institutionalize the body ahead his departure from office and that of Kishida, who is stepping down after a leadership contest next week, and elections in Australia by next year.

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