June 4 is the 155th day of the year (156th in a leap year) in the Gregorian calendar. The Zodiac sign for individuals born on this day is Gemini.
There are a few holidays that are celebrated each year on June 4th. One important observance is the United Nations observance of the International Day of Innocent Children Victims of Aggression. This observance was established on August 19, 1982 to acknowledge the emotional and physical pain that children throughout the world have suffered due to physical, mental and emotional abuse. Through the years, child abuse has become an issue that is constantly in the spotlight of global attention. This has led to more attention and action being taken to help protect children that are victims of abuse around the world.http://www.un.org.cn/cms/p/news/29/432/calendar_content.html
In Finland, there are several days a year that by law, the Finnish flag must be flown from public buildings. Each of these Flag Days is observed for a different reason. June 4th, is observed as Flag Day of the Finnish Defence Forces and as the birthday of Carl Gustaf Emil Mannerheim, who was Commander-in-Chief of Finland's Defence Forces, Marshal of Finland, and a politician. Mannerheim passed away on January 27, 1951. In Tonga, Emancipation Day is observed on this day each year to commemorate the official establishment of the Kingdom of Tonga. Tonga acquired its independence on June 4, 1970.http://www.highbeam.com/doc/1G1-146582773.html