French President Emmanuel Macron looks on during a joint statement with Serbian President Aleksandar Vucic, before a working dinner at the Elysee Palace in Paris, Monday, April 8, 2024. (Sarah Meyssonnier/Pool via AP)
FILE - Two Dassault Rafale fighter jets fly after a signing ceremony between French President Emmanuel Macron and Croatia's Prime Minister Andrej Plenkovic in Zagreb, Croatia, Thursday, Nov. 25, 2021. Serbia is close to signing a deal on the purchase of 12 French Rafale multi-purpose fighter jets, the Serbian President Aleksandar Vucic announced Tuesday, April 9, 2024, in what would mark a shift from its traditional military supplier Russia. (AP Photo/Darko Vojinovic, File)
French President Emmanuel Macron, right, and Serbian President Aleksandar Vucic deliver a joint statement before a working dinner at the Elysee Palace in Paris, Monday, April 8, 2024. (Sarah Meyssonnier/Pool via AP)
FILE - Two Dassault Rafale fighter jets fly after a signing ceremony between French President Emmanuel Macron and Croatia's Prime Minister Andrej Plenkovic in Zagreb, Croatia, Thursday, Nov. 25, 2021. Serbia is close to signing a deal on the purchase of 12 French Rafale multi-purpose fighter jets, the Serbian president announced Tuesday, April 9, 2024, in what would mark a shift from its traditional military supplier Russia. President Aleksandar Vucic spoke during his two-day visit to Paris and talks with French President Emmanuel Macron as well as French defense officials including Rafale manufacturer Dassault Aviation. (AP Photo/Darko Vojinovic, File)
Serbian President Aleksandar Vucic adjusts his glasses during a joint statement with French President Emmanuel Macron , before a working dinner at the Elysee Palace in Paris, Monday, April 8, 2024. (Sarah Meyssonnier/Pool via AP)
French President Emmanuel Macron, right, and Serbian President Aleksandar Vucic deliver a joint statement before a working dinner at the Elysee Palace in Paris, Monday, April 8, 2024. (Sarah Meyssonnier/Pool via AP)
French President Emmanuel Macron, right, and Serbian President Aleksandar Vucic shake hands during a joint statement before a working dinner at the Elysee Palace in Paris, Monday, April 8, 2024. (Sarah Meyssonnier/Pool via AP)
French President Emmanuel Macron, right, and Serbian President Aleksandar Vucic deliver a joint statement before a working dinner at the Elysee Palace in Paris, Monday, April 8, 2024. (Sarah Meyssonnier/Pool via AP)
French President Emmanuel Macron, right, and Serbian President Aleksandar Vucic deliver a joint statement before a working dinner at the Elysee Palace in Paris, Monday, April 8, 2024. (Sarah Meyssonnier/Pool via AP)