President Donald Trump was criticized for wearing a blue suit and tie to Pope Francis’ funeral on April 26. However, a Vatican source tells PEOPLE that he did not break protocol.

The clash in style between Donald Trump and Pope Francis and their positions on migration, the environment and poverty will come into sharper focus with the president in Rome for Francis’ funeral.

The office of Zelensky shared a picture of Trump and Zelensky engaged in conversation at St. Peter’s Basilica.