The vacation, amid diplomatic talks on oil industry expansion, is a measure of how hard it is to tell where the interests of government end and those of the Trump family begin.

While everyone seems to know everything about US President Donald Trump and his five children, people are starting to wonder more about his youngest daughter Tiffany Trump, and if she’s gearing up to get the new “First Daughter” role that her half-sister Ivanka Trump was known for.

Tiffany Trump's husband Michael Boulos walked into the state banquet with the Princess of Wales on Sept. 17 and sat next to Her Royal Highness during the dinner.

Photographs left a trail of clues showing Ms. Trump and her husband, Michael Boulos, vacationing on luxury vessels owned by billionaires.

Tiffany Trump was glowing as she supported her father, Donald Trump, at the state banquet held at Windsor Castle on Wednesday night. See details.

At King Charles’ state dinner, Michael Boulos walked with Princess Catherine and sat beside her, while Tiffany Trump walked with Tim Cook- seven places behind.

Tiffany Trump slipped into a very glitzy ensemble as she joined dad Donald Trump to meet the British Royal family during his historic state visit to the UK.