From toppling Venezuela's leader to ordering mass deportations, from turning once independent government entities into rubber stamps to demolishing the East Wing for a White House ballroom, President Donald Trump spent his first year back in office squashing political norms and testing institutional checks and balances.

Commerce Secretary Howard Lutnick faced a tough crowd at the World Economic Forum in Davos—and was heckled by a surprising, but familiar, former U.S. vice president. During an official dinner Tuesday night,

House votes to override a pair of Trump vetoes were an unusual bid by some in the G.O.P. to assert their own branch’s prerogatives. But they fell short.