King Charles III has made history by addressing the US Congress, becoming the first British monarch to do so since Queen Elizabeth II in 1991.

Context

This address is part of a significant state visit to Washington, D.C., marking a key moment in King Charles's reign.S2

Key points

• King Charles III is the first British monarch to address the US Congress since 1991.S1

• The address is a central event of King Charles's state visit to the United States.S1

• Queen Camilla is accompanying King Charles during this official visit.S2

• The speech will be followed by a state dinner later in the evening.S1

• This marks the second time a British monarch has addressed both chambers of the US Congress.S2

• The visit is seen as a significant diplomatic engagement between the UK and the US.S2

• The event highlights the ongoing relationship between the two nations.S1

• King Charles's address is expected to cover themes of cooperation and shared values.S1

Why it matters

• This address underscores the importance of the UK-US relationship in contemporary politics.S2

• It reflects King Charles's role in fostering international diplomacy.S1

• The event may influence public perception of the monarchy's relevance in modern times.S2

What to watch

• Watch for reactions from US lawmakers following the address.S1

• Observe how the state dinner later in the evening is received by attendees.S1

• Look for potential announcements regarding future UK-US collaborations.S2