LONDON (AP) — It wasn't just President Donald Trump and wife Melania soaking up the royal treatment during their state visit to the United Kingdom. The president's four adult children inserted themselves into the pomp at every turn — and helpfully documented the moments on social media.

Whether or not they hold White House posts, Trump's children, perhaps with an eye toward evoking the princes and princesses who call London home, were frequently by their father's side as he was feted in Britain.

Donald Trump Jr. posted on Instagram a photo of himself in white tie before Monday's state dinner....