Rubio discusses ending Russian-Ukrainian war with representatives of Holy See in Vatican City On Saturday, May 17, U.S. Secretary of State Marco Rubio met with Holy See officials Cardinal Pietro Parolin, Archbishop Paul Richard Gallagher and Cardinal Matteo Zuppi on the eve of Pope Leo XIV's inaugural Mass. Among the topics of conversation was the end of the Russian-Ukrainian war. 1 016 17 Previously in trend: Rubio had a meeting with the representatives of the Holy See