The wall text, which summarized Trump's first presidency and noted his 2024 comeback victory, was part of the museum's "American Presidents" exhibition.
Lawmakers are demanding a range of actions, from a full investigation and policy changes to the defunding of ICE operations and the impeachment of Homeland Security Secretary Kristi Noem.
The Smithsonian said that it would update an exhibit at the National Museum of American History to reflect all impeachment proceedings in U.S. history after a placard was removed last month.
House Republicans have released their initial impeachment inquiry report into President Biden, alleging an abuse of power and obstruction of justice. But their next steps are highly uncertain.
Fifty years ago, President Richard Nixon – facing impeachment and removal from office amid charges of abuse of power, obstructing justice, and contempt of Congress – was visited by leading members of his own party, which had abandoned him; he resigned. But if Watergate happened today, with today's polarized politics and hot-button media environment, would a President Nixon survive? CBS News' John Dickerson talks with Garrett Graff, author of "Watergate: A New History," and historian Brian Rosenwald about a political climate change.