Mr. Giuliani sought to make the case that a longer timeline for that aspect of the Russia investigation would hurt Republicans in the midterm elections.
Legal experts said President Trump’s promise of intervention had little precedent, and could force a clash between the sitting president and his Justice Department.
While American officials had signaled last week that China had agreed to increase purchases by $200 billion, Mr. Mnuchin declined to confirm that figure.
Younger voters typically do not cast ballots in midterm elections. But after the Parkland, Fla., shooting, registration among younger voters is accelerating.
Four days into Mrs. Trump’s unusually long recovery period after a kidney procedure, virtually all that has been said is that the first lady is “doing great.”
Mr. Trump had called for gun control measures after the February school shooting in Parkland, Fla., but did not press for action, and Congress has not followed through.
The idea of impeachment raises the stakes for control of Congress this November and potentially puts the idea front and center in the midterm elections.
The change would bar the staff of reproductive health groups from providing abortions or referring patients to abortion clinics or risk losing federal family planning funds.