King Charles III endured another diplomatic gaffe during his visit to the United States. The 77-year-old monarch wrapped up his visit with a trip across Virginia, but sharp-eyed observers noticed ...

Britain's national flag, the Union Jack, was spotted upside down during King Charles and Queen Camilla's visit to Arlington ...

A March 17 Instagram post (direct link, archive link) shows the Union Jack flying at half-mast on a rooftop. "BREAKING: Reports that the Union Flag is flying at half-mast at some Government Buildings ...

Aside from soccer or royal events, Brits don't fly their flag as much as Americans do. Now, with anti-immigrant groups embracing the Union Jack, it's part of a debate on what it means to be British.

The monarch's trip aims to shore up the "special relationship," which has sunk to its lowest point in 70 years amid strains surrounding Trump's Iran war.