The increased level of relations followed improvements in the working relationship between the Holy See and the Orthodox Patriarchate of Moscow.

[1] Prior to 2009, Russian officials remained wary of Catholic influence in Ukraine and tended to treat the Vatican as an international organization, and not a state in traditional sense.

[2] The building on the corner of Vadkovsky Lane and Tikhvinskaya Street, former Markin house, was completed in 1903 by architect Pyotr Kharko (born 1871, year of death unknown).

[3] The building mixes traditional eclectic and Art Nouveau decoration, with notable wrought iron balcony grille and butterfly ornament on the main doors.

In 2005-2008 an adjacent lot was developed into a 17-floor housing project, causing concerns about probable damage to the Nunciature building.