President Joseph R. Biden, Jr. spoke today with King Charles III to offer his condolences on the passing of Queen Elizabeth II. The President recalled fondly the Queen's kindness and hospitality, including when she hosted him and the First Lady at Windsor Castle last June. He also conveyed the great admiration of the American people for the Queen, whose dignity and constancy deepened the enduring friendship and special relationship between the United States and the United Kingdom. President Biden conveyed his wish to continue a close relationship with the King.
Joseph R. Biden, Readout of President Joe Biden's Call with King Charles III Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/357880