Published On 28 Apr 202628 Apr 2026Britain’s King Charles III has used a speech in front of the United States Congress to pledge NATO unity and call for support for Ukraine amid Russia’s ongoing invasion.The address on Tuesday came during the royal’s four-day visit to the US, with the US-Israel war with Iran, US President Donald Trump’s criticism of NATO, and trade tensions between the longtime allies looming large.Recommended Stories list of 3 itemsend of listBut Charles avoided any reference to specific frictions during his speech at the US Capitol, instead striking a light tone in his joke-heavy opening.He praised what he called the shared history and values of the two countries, quipping at one point that Washington, DC was “a tale of two Georges”, the first US President George Washington and his ancestor, the UK’s King George.He assured lawmakers, to laughs, he was not in the US “as part of some cunning rearguard action” in a delayed continuation of the Revolutionary War.“I am here on this great occasion in the life of our nations to express the highest regard and friendship of the British people to the people of the United States,” the sovereign said to repeated standing ovations.But amid broad themes of unity, more pointed messages lurked.Charles did not directly address the US-Israel war with Iran or Trump’s outspoken criticism of NATO allies who have rejected joining Washington’s war efforts.Instead, he praised support for NATO and the alliance’s invocation of its Article 5 collective defence treaty in the wake of the September 11, 2001 attacks. Advertisement “We answered the call together, as our people have done so for more than a century, shou …