Eastern European Time (EET) is one of the names of UTC+2 time zone, 2 hours ahead of Coordinated Universal Time. It is used in some European, North African, and Middle Eastern countries. Most of them also use Eastern European Summer Time (UTC+3) as a summer daylight saving time.
Where it is used
Two countries uses Eastern European Time all the year: Libya Egypt
The following countries, parts of countries, and territories use Eastern European Time during the winter only: Bulgaria, since 1894 Cyprus, (Northern Cyprus abolished daylight saving and has switched to Moscow Time all year long in September 2016, but returned to EET in October 2017) Estonia, in years 1921-40 and since 1989 Finland, since 1921 Greece, since 1916 Israel, since 1948 Jordan Latvia, in years 1926-40 and since 1989 Lebanon Lithuania, in 1920 and since 1989 Moldova, in years 1924-40 and since 1991 Palestinian territories Romania, since 1931 Syria Ukraine, in years 1924-30 and since 1990
Moscow used EET between 1922-30 and 1991-92. In Poland this time was used between 1918-22. Turkey, used EET between 1910-2016 except for the years 1978-85 and has switched to Moscow Time all year long.
In time of World War II MET (CET) was used in eastern countries, occupied by Germany.