Russian aggression on Ukraine

Ukraine is fighting against a full-scale invasion carried out by the military of the Russian Federation. Within the framework of cooperation with the National Academy of Sciences of Ukraine, the Polish Academy of Sciences has introduced a new tool supporting cooperation with Ukrainian researchers.

Learn more here.

Archangel Michael fighting the dragon, Prayer book of Henri de Valois, Tours c. 1500 (Kraków, MNK, 3020 I, p. 335), posted by Discarding Images