The legislation, whose primary backer in Congress was the late Senator Lindsey Graham, was signed into law by Trump in September.

US President Donald Trump has waived more sanctions on Russia in a bid to ease energy prices.

The new sanctions and tariffs were set to take effect in two days.

The move came as Ukrainian President Volodymyr Zelenskyy urged EU leaders to keep financing Kyiv's fight with nearly $80 billion more next year.