Donald Trump has again been accused of “brazen crypto corruption” after financial disclosures revealed his family’s cryptocurrency ventures generated more than $1bn in his first year back in the White House.

Elizabeth Warren, the top Democrat on the Senate banking committee, said the figures showed why US Congress needed to act. “The crypto legislation heading to the Senate floor must prevent the President, Vice President, senior administration officials, members of Congress, and their families from profiting off the crypto industry,” she said. “If it does not, it will only turbocharge Donald Trump’s brazen crypto corruption.”

Juliana Stratton, the Illinois lieutenant governor and a Democratic Senate candidate, wrote on…