Richard Marles signals change in tone with biggest trading partner but pledges to avoid Coalition’s ‘chest-beating’

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Australia’s acting prime minister has declared the government won’t take any “backward step” in pursuing the national interest, after Chinese state media said hopes of a diplomatic reset were “diminishing by the day”.

Richard Marles, who is acting in the top job while Anthony Albanese is in Europe, told Guardian Australia the new government would avoid “chest-beating” about China but admitted there may be limits to what a change in tone could achieve.