The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar gives a speech at the grand hall of the Hungarian Academy of Sciences (MTA) in Budapest, Hungary, on May 4, 2026, during celebrations of the institution's 200th anniversary. (Photo by Attila KISBENEDEK / AFP via Getty Images)

The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar (front R) speaks with an official as he attends celebrations of the 200th anniversary of the Hungarian Academy of Sciences (MTA) in Budapest, Hungary, on May 4, 2026. (Photo by Attila KISBENEDEK / AFP via Getty Images)

The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar (R) gives a speech at the grand hall of the Hungarian Academy of Sciences (MTA) in Budapest, Hungary, on May 4, 2026, during celebrations of the institution's 200th anniversary. (Photo by Attila KISBENEDEK / AFP via Getty Images)

The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar gives a speech at the grand hall of the Hungarian Academy of Sciences (MTA) in Budapest, Hungary, on May 4, 2026, during celebrations of the institution's 200th anniversary. (Photo by Attila KISBENEDEK / AFP via Getty Images)

The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar (C) gives a speech at the grand hall of the Hungarian Academy of Sciences (MTA) in Budapest, Hungary, on May 4, 2026, during celebrations of the institution's 200th anniversary. (Photo by Attila KISBENEDEK / AFP via Getty Images)

The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar (front) attends celebrations of the 200th anniversary of the Hungarian Academy of Sciences (MTA) in Budapest, Hungary, on May 4, 2026. (Photo by Attila KISBENEDEK / AFP via Getty Images)

The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar (C) sings the national anthem at the Hungarian Academy of Sciences (MTA) in Budapest, Hungary, on May 4, 2026, during celebrations of the institution's 200th anniversary. (Photo by Attila KISBENEDEK / AFP via Getty Images)

The leader of Hungary's Tisza Party, Prime Minister elect Peter Magyar (C) arrives with the President of the Hungarian Academy of Sciences (MTA) Tamas Freund (R) at the headquarters of MTA in Budapest, Hungary, on May 4, 2026. The event marked the 200th anniversary of the Hungarian Academy of Sciences, celebrating two centuries of Hungarian scientific tradition and its future mission. (Photo by Attila KISBENEDEK / AFP via Getty Images)