1883 - The land required for the construction of the school has been bought.
1897 - The building was finished and the school was officially founded. It had two separate buildings - one for boys and one for girls. The two were joined by the gymnastics room forming a U-shaped building.
1898-1899 - The first generation of students have joined the girls' school. It had 227 students that were studying in
Hungarian.
1914-1918 - The school's building hosted a military hospital and a prisoner's camp.
1919, October 6 - The school had 8 classes (4 of primary education, and 4 of secondary education).
1922 - The school was renamed "Elena Princess" High School.
1928-1935 - High school had 8 classes instead of 4.
1934 - One more story was added to the building.
1941 - In the summer a hospital of the Romanian army was hosted in the school's building.
1941-1948 - The school's classes were held at other high schools as the building was still a hospital.
1948 - The school was renamed "Girls' High School"
1956 - Boys and girls studied in this same school that was renamed "Medium Mix School #5 Brasov".
1959 - The school was renamed "Unirea" (English: Union) after the historical event of the
Union of Wallachia with Moldavia. The school united with the Hungarian High School.
1990 - The union with the Hungarian High School ended.
2005 - The school started hosting
gymnasium classes (5-8) that had as a main objective the intensive learning of foreign languages.
2004 - "Unirea" was awarded the title of "European School".
2007 - The title of "European School" was renewed. The students of bilingual French classes could have a French school-leaving examination.
1883 - The land required for the construction of the school has been bought.
1897 - The building was finished and the school was officially founded. It had two separate buildings - one for boys and one for girls. The two were joined by the gymnastics room forming a U-shaped building.
1898-1899 - The first generation of students have joined the girls' school. It had 227 students that were studying in
Hungarian.
1914-1918 - The school's building hosted a military hospital and a prisoner's camp.
1919, October 6 - The school had 8 classes (4 of primary education, and 4 of secondary education).
1922 - The school was renamed "Elena Princess" High School.
1928-1935 - High school had 8 classes instead of 4.
1934 - One more story was added to the building.
1941 - In the summer a hospital of the Romanian army was hosted in the school's building.
1941-1948 - The school's classes were held at other high schools as the building was still a hospital.
1948 - The school was renamed "Girls' High School"
1956 - Boys and girls studied in this same school that was renamed "Medium Mix School #5 Brasov".
1959 - The school was renamed "Unirea" (English: Union) after the historical event of the
Union of Wallachia with Moldavia. The school united with the Hungarian High School.
1990 - The union with the Hungarian High School ended.
2005 - The school started hosting
gymnasium classes (5-8) that had as a main objective the intensive learning of foreign languages.
2004 - "Unirea" was awarded the title of "European School".
2007 - The title of "European School" was renewed. The students of bilingual French classes could have a French school-leaving examination.