Australia–United States relations Minister for Defence, US Secretary of Defense and US Secretary of State. The first Australian visit by a serving United States President was that of Lyndon B. Johnson in 1966 to seek support for Australia's ongoing involvement in the Vietnam War. Australia had previously sent advisers and combat troops to Vietnam. In 1992, George H. W. Bush was the first of four US presidents to address a joint meeting of the Australian Parliament. Australia's Prime Minister, Kevin Rudd, ratified the Kyoto Protocol on 3 December 2007, leaving the United States and Canada as the last major industrial nations not to
State visit of Elizabeth II to the Republic of Ireland State visit of Elizabeth II to the Republic of Ireland Queen Elizabeth II of the United Kingdom of Great Britain and Northern Ireland and her husband Prince Philip, Duke of Edinburgh, made a state visit to the Republic of Ireland from 17 May to 20 May 2011, at the invitation of the President of Ireland, Mary McAleese. It was the first visit by a reigning British monarch to the area that is now the Republic of Ireland since the 1911 tour by Elizabeth's grandfather King George V, when the entire island of Ireland was still part of the United Kingdom