A day after her husband’s big election night win, Melania Trump took to social media to address the nation. “The majority of Americans have entrusted us with this important responsibility,” Mrs Trump said. “We will safeguard the heart of the republic – freedom,” she vowed, and urged Americans to rise above ideology for the sake of the country.

It was a brief message, but suggested a shift in how the former first lady will approach the role this second time around. When Trump won his first presidency in 2016, his wife was initially absent from the White House, instead staying in New York with their young son. She appeared reticent, at times, with the traditions set out by first ladies that preceded her.

But experts say that this time, Mrs Trump will likely be more deliberate with her approach to the largely undefined role of being America’s First Lady. Born Melania Knauss, the 54-year-old Slovenian-American former fashion model eventually traded a glamorous life in the gilded walls of Manhattan’s Trump Tower for the confines of political life that came with the Oval Office, during a presidency that was often mired in controversy. Described by some as an “enigma”, Mrs Trump has preferred to be less public than her predecessors, giving fewer speeches both in the White House and on the campaign trail.

“She’s been unique among modern first ladies,” said Tammy Vigil, an associate professor of communications at Boston University and author of a book on Mich.