Following the Holy Mass with the New Cardinals in the St. Peter’s Basilica on December 8, 2024, Cardinal Laszlo Nemet offered a lunch on that occasion in the premises of the Society of the Divine Word (Societas Verbi Divini) – Verbites to which he belongs.

During the reception in the Collegio del Verbo Divino Amb. Avramović passed to Card. Nemet a gift by the President of the R. of Serbia A. Vučić which was brought to the event by his Special Envoy N. Selakovic, Minister of Culture in the Goverment of the R. of Serbia. The pectoral cross as a gift by the President was received by Card. Nemet with evident emotions and thankfulness. He expressed his belief that, as the first Catholic cardinal from Serbia ever, he could contribute to development of further relations between the Holy See and R. of Serbia.

On December 7, 2024 a consistory was held in St. Peter's Basilica in the Vatican, where Pope Francis created twenty-one Catholic new cardinals, including Laszlo Nemet, Archbishop and Metropolitan of Belgrade, becoming the first cardinal of the Roman Catholic Church in the history of Serbia. The ceremony and solemn mass were also attended by the Minister of Culture of Serbia, Nikola Selaković as a special envoy of the President of Serbia, Bishop Hilarion as a special envoy of His Holiness the Serbian Patriarch Porfirije, Prof. Dr. Sima Avramović, Ambassador of Serbia to the Holy See, and Dr. Vladimir Roganović, Director of the Department for Cooperation with Churches and Religious Organizations.

On November 20, 2024 the First Lady of the Republic of Serbia Mrs. Tamara Vučić, at the invitation of O. Zelenska, the First Lady of Ukraine, and in the organization of the Embassy of Ukraine to the Holy See, participated at the events on November 20th marking the thousandth day of the Russian-Ukrainian conflict. The program included attendance at the general audience in the Vatican and greeting Pope Francis, a visit to the Vatican hospital "Bambino Gesu", a meeting with the First Lady of Italy and a solemn mass in the church of Santa Maria in Trastevere. The general audience was held in the St. Peter's square in the Vatican, and the pope personally greeted all the First Ladies individually.  Laura Mattarella, the First Lady of Italy, hosted the first ladies in the Presidential palace Quirinale. The solemn mass at the Basilica of Santa Maria in Trastevere was led by H. E. Cardinal Matteo Zuppi, President of the Italian Bishops' Conference and the Pope's personal envoy for negotiations between the Russian and Ukrainian sides on humanitarian issues.