The United States, Australia, India and Japan recommitted to working together on Tuesday, after the first meeting of the China-focused "Quad" grouping's top diplomats since President Donald Trump returned to the White House.

Secretary of State Marco Rubio has met with his counterparts from Australia, India and Japan as the Trump administration kicks off its formal foreign policy engagements in discussions with the Indo-Pacific “Quad.

US Secretary of State Marco Rubio met with his Quad counterparts - India's External Affairs Minister S Jaishankar, Japan's Takeshi Iwaya, and Australia's Penny Wong - at the US Department of State here on Tuesday.

Newly sworn-in Secretary of State Marco Rubio is hitting the ground running Tuesday with meetings with his counterparts in the Quadrilateral Security Dialogue, known as the Quad, which includes India,