Events and celebrations in the Ukrainian calendar year. According to the Law of Ukraine, in cases where a public holiday falls on the weekend (Saturday or Sunday), the weekend is extended by one day. Red marks the official holidays wich are days off. Brown marks the official holidays which are working days. Green marks the celebrations, which change date. 30 Oktober • «The Convention for Russian Scientists» began in Lviv (1848). • The Ukrainian artist-monumentalist, painter and teacher Mikhailo Boychuk (1882/10/30 – 1937/07/13) was born. One of the founders of the monumental art of Ukraine in the 20th century.Victim of Stalin's oppression. • In the Ivano-Frankivsk region, Oleh Lyshega (1949/10/30 – 2014/12/17) was born – Ukrainian poet and translator. • The Ukrainian rock group «Vopli Vidoplyasova», «VV» had its debut (1987).