(From L) Britain's Prime Minister Keir Starmer, US President Donald Trump and NATO Secretary General Mark Rutte and NATO Leaders participate in a working session during the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, on July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by Alexis JUMEAU / POOL / AFP via Getty Images)

NATO Secretary General Mark Rutte (L) and Turkey's President Recep Tayyip Erdogan (R) greet Netherlands' Prime Minister Rob Jetten as he arrives for the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by SAUL LOEB / AFP via Getty Images)

France's President Emmanuel Macron and NATO Leaders participate in a working session during the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, on July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by Alexis JUMEAU / POOL / AFP via Getty Images)

France's President Emmanuel Macron and NATO Leaders participate in a working session during the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, on July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by Alexis JUMEAU / POOL / AFP via Getty Images)

Turkey's President Recep Tayyip Erdogan (R) and NATO Secretary General Mark Rutte greet US President Donald Trump as he arrives for the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by Alastair Grant / POOL / AFP via Getty Images)

NATO Secretary General Mark Rutte (L) and Turkey's President Recep Tayyip Erdogan greet Bulgaria's Prime Minister Rumen Radev (C) as he arrives for the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by Alastair Grant / POOL / AFP via Getty Images)

NATO Secretary General Mark Rutte (L) and Turkey's President Recep Tayyip Erdogan greet Britain's Prime Minister Keir Starmer as he arrives for the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by Alastair Grant / POOL / AFP via Getty Images)

Turkey's President Recep Tayyip Erdogan greets Iceland's Prime Minister Kristrun Frostadottir (R) as she arrives for the NATO Summit at Bestepe Presidential Compound in Ankara, Turkey, July 8, 2026. The summit comes at a fraught time for the 77-year-old transatlantic alliance, with the US President demanding members make good on a pledge to ramp up defence spending as Washington takes a step back from Europe. (Photo by Alastair Grant / POOL / AFP via Getty Images)