Museum of Occupations [SEP] inception
Vabamu Museum of Occupations and Freedom
The Museum of Occupations () in Tallinn, Estonia, is located at the corner of Toompea St. and Kaarli Blvd. It was opened on July 1, 2003, and is dedicated to the 1940-1991 period in the history of Estonia, when the country was occupied by the Soviet Union, then Nazi Germany, and then again by the Soviet Union. During most of this time the country was known as the Estonian Soviet Socialist Republic. 
The museum is managed by the Kistler
components of the 57th Operations Group, placing them all under a single organization. Has trained combat aircrews in adversary threat tactics since its inception.
History Lineage.
- Established as 57th Adversary Tactics Group on 31 Aug 2005
History Assignments.
- 57th Wing, 15 Sep 2005–Present
History Components.
- 64th Aggressor Squadron: 15 Sep 2005–Present
- 65th Aggressor Squadron: 15 Sep 2005–26 September 2014
- 527th Space Aggressor Squadron: 14 Apr 2006–Present
- 547th Intelligence Squadron, 15 Sep 2005–2014
- 57th Adversary Tactics