The security grouping with Australia, Japan and India is unlikely to thrive as it has under Biden but remains important, observers say.

have four sides and four angles. Interior angles in a quadrilateral sum to a full turn (360˚). It's possible to demonstrate and prove mathematically that the angle sum of every triangle is 180 ...

On his first day in the job, he convened a meeting of the Quadrilateral Security Dialogue - a security dialogue formed to ...

This group of eight passionate riders set out on an extraordinary 6,000-km journey along India’s Golden Quadrilateral to spread awareness about child adoption. The route connected India’s four ...

India appears on the 11th list of priorities for the House Committee on Foreign Affairs for the current Congress.

The new Coast Guard cooperation among the U.S., Australia, India, and Japan is a crucial step in building a resilient and unified front in the Indo-Pacific. The Philippines is not replacing ...