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.
• The Ukrainian Academy of Sciences was established (1918).
• The last ships in the White Guard fleet left the Sevastopol Bay (1920).
• Voice Therapists International Day (since 2004).