Here is a concise original summary based on the information published by the source. Trump signs order to prevent future presidents from changing Oval Office BBCTrump signs proclamation to prevent changes to Oval Office, other White House rooms Fox NewsTrump says he’s declaring Oval Office and Cabinet Room national landmarks to prevent future changes CNNTrump makes the Oval Office a national monument. But future presidents can still redecorate YahooTrump Moves to Make Oval Office a National Monument The New York Times For the full context and any later updates, use the original source link.