General McMaster had struggled for months to impose order not only on a fractious national security team but on a president who resisted the sort of discipline customary in the military.
Education Secretary Betsy DeVos will defend her agency’s budget before a House panel, including a reorganization plan that staff members say she tried to withhold from Congress.
His plan calls for reducing the supply of illicit drugs with better interdiction and tougher penalties, reducing opioid prescriptions and overall demand, and expanding access to treatment.
President Trump has discussed firing one lawyer, and another has considered quitting. A third, who has pushed theories on television that the F.B.I. framed the president, was hired.
The president and former law enforcement and intelligence officials are trading Twitter insults, turning a conflict that would have once stayed private into a public brawl.