During a visit to Ireland in September 2026, former U.S. President Donald Trump made controversial remarks about Irish unification while sitting next to Taoiseach (Prime Minister) Micheál Martin. Trump expressed that he would "love to see" Ireland unified and suggested that unification "is going to happen eventually," adding that "it may as well happen now." The next day, he described reunification as "a cool thing," but also noted that "no matter what you say or how you say it, there's no good answer." Trump’s comments were widely criticized by all major political parties in Ireland, including the Taoiseach himself. Northern Irish unionists, who prefer Northern Ireland to remain part of the United Kingdom, were particularly opposed to the idea of unification. British conservatives and Trump allies, including Nigel Farage, also voiced opposition to the idea of Northern Ireland leaving the UK. Trump’s remarks marked a departure from the long-standing U.S. policy of neutrality on the issue of Irish unification, established by the 1998 Good Friday Agreement. This agreement ended decades of sectarian conflict known as the Troubles and set a precedent for U.S. presidents to avoid taking sides in the debate over whether Northern Ireland should join the Republic of Ireland. While American presidents have historically expressed opinions on Irish nationalism, such as Andrew Jackson’s support for Irish independence in the 19th century, these views have not translated into official U.S. policy or action. In the 19th century, the Fenians, an Irish revolutionary group, sought U.S. support for their cause, including for an invasion of Canada. However, U.S. presidents like Andrew Johnson and Ulysses S. Grant rejected the idea and arrested some Fenians for violating neutrality laws. In the 20th century, U.S. leaders such as Woodrow Wilson and Calvin Coolidge avoided taking a clear stance on unification, often prioritizing relations with the United Kingdom. More recently, while Bill Clinton played a key role in the Good Friday Agreement, he maintained a neutral position on unification. Recent surveys show that a majority of people in both Northern Ireland and the Republic of Ireland support unification, though a significant minority remain opposed. However, the British government’s strong stance against it suggests that unification is unlikely to occur soon, regardless of U.S. presidential views.