New Delhi, Jan. 16 -- Venezuelan opposition leader Maria Corina Machado said Thursday she "presented" her Nobel Peace Prize medal to Donald Trump, in a bid to win over the US president who had sidelined her since overthrowing Nicolas Maduro.

Her extraordinary gesture comes after Trump had said the award should have gone to him instead - and after he refused to back Machado following the January 3 US military operation to capture Maduro.

Trump has instead backed Maduro's vice president Delcy Rodriguez, so long as she toes Washington's line, particularly on access to Venezuela's vast oil reserves.

"I presented the president of the United States the medal of the Nobel Peace Prize," Machado told reporters outside the US capitol, where she ...