Estonia Flag Day
Estonia Flag Day is held on June 4. This event in the first decade of the month june is annual.
Birthday of Carl Gustaf Emil Mannerheim & Flag Day celebration of the Finnish Defence Forces on June 4 (Finland);
Peru Flag Day on June 7 (Día de la Bandera);
Argentina National Flag Day on June 20 (Día de la Bandera);
Victory Day on June 23 (Estonia);