Multiculturalism of Vilnius and Vilnius Region in the Light of Ferdynand Ruszczyc’s Diaries

The article presents selected aspects of Ferdynand Ruszczyc’s activity in the space of Vilnius and Vilnius Region in the first decades of the 20th century, with its cultural and social diversity. Based on the testimonies of the era and the artist’s statements, including personal notes documenting his numerous activities made available in the edition of the Diaries, we will attempt to indicate the sources of the most important experiences and ideas that Ruszczyc passionately transformed into various social initiatives. He implemented all these undertakings with respect for the multicultural tradition and heritage of the past, with the intention of leaving the beauty of Vilnius monuments for future generations.