(L to R) Romania's President Nicusor Dan, Latvia's Prime Minister Andris Kulbergs, France's Minister for Europe and Foreign Affairs Jean-Noël Barrot, German Chancellor Friedrich Merz and European Commission Vice-President and High Representative of the European Union for Foreign Affairs and Security Policy Kaja Kallas talk as they attend the First Working Session of The European Arctic Summit at the Arktikum Science Centre in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT

Estonia's Prime Minister Kristen Michal speaks with journalists at the Arktikum science centre during The European Arctic Summit in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT

Estonia's Prime Minister Kristen Michal speaks with journalists at the Arktikum science centre during The European Arctic Summit in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT

Lithuania's President Gitanas Nauseda speaks with journalists at the Arktikum science centre during The European Arctic Summit in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT

Lithuania's President Gitanas Nauseda speaks with journalists at the Arktikum science centre during The European Arctic Summit in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT

EU foreign policy chief Kaja Kallas (C) and Finnish Prime Minister Petteri Orpo (R) chat as they arrive with other European leaders for the first working session of the European Arctic Summit at the Arktikum science centre in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT

EU foreign policy chief Kaja Kallas (C) and Finnish Prime Minister Petteri Orpo (R) chat as they arrive for the first working session of the European Arctic Summit at the Arktikum science centre in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT

EU foreign policy chief Kaja Kallas (C) and Finnish Prime Minister Petteri Orpo (R) chat as they arrive with other European leaders for the first working session of the European Arctic Summit at the Arktikum science centre in Rovaniemi, Finland, on September 14, 2026. EU leaders meet in Finland's northern city of Rovaniemi to discuss how to strengthen the bloc's presence in the Arctic amid an international showdown over the strategic region. US President Donald Trump's repeated threats to bring Greenland -- an autonomous Danish territory -- under US control, has triggered a diplomatic crisis among allies. (Photo by Jouni Porsanger / Lehtikuva / AFP via Getty Images) / Finland OUT