1935
May 1935Around mid-May 1935, the first detention camp for Sinti and Roma is established in Cologne, Germany.
23 December 1935The city of Gelsenkirchen, Germany, issues a local statute regulating the operation of the detention camp on Cranger Strasse.
1939
9 June 1939In Gelsenkirchen, Germany, Sinti and Roma living in caravans are only allowed to live in the detention camp on Reginenstraße, which is guarded by a Sturmabteilung (SA).
1940
17 June 1940The Soviet Union occupies and subsequently annexes Estonia, alongside Latvia and Lithuania.
1941
27 February 1941From 27 February, the internees of the Moisdon-la-Rivière camp were transferred to the Choisel camp in Châteaubriant, both in France. They were repatriated in September 1941.
16 July 1941In German-occupied Estonia, the Tartu concentration camp is established in mid-July 1941, shortly after the capture of Tartu. Among the inmates was a group of Roma, who were shot there in the autumn of 1941.
28 August 1941The Wehrmacht captures the capital of Estonia, Tallinn. The Tallinn Central Prison serves as the main collection point for Estonian Jews and Roma prior to their execution.
Autumn 1941Execution of a few Roma at Tartu concentration camp in German-occupied Estonia.
10 September 1941Dr Martin Sandberger orders the arrest of all Jews in German-occupied Estonia. Hundreds of men, women and children are murdered.
4 December 1941In German-occupied Estonia, Reich Commissioner Hinrich Lohse communicates the decision of 1 December to the Higher SS and Police Leader in the Ostland, Friedrich Jeckeln, interpreting it to mean that all Roma should be imprisoned.
1942
25 January 1942 – 5 February 1942In German-occupied Estonia, police prefectures in Tallinn, Haapsalu, Paide, Saaremaa, Narva, and Petseri begin screening the Romani population in accordance with the order from Reich Commissioner Hinrich Lohse of 4 December 1941.
17 April 1942In German-occupied Estonia, Tartsan Koslovski and Robert Mitrovski escape from Harku prison. Robert Mitrovski dies in a mass killing on 27 October 1942; all trace of Tartsan Koslovski is lost after the escape.
27 May 1942Conference in Tallinn (German-occupied Estonia) on the subject of cooperation between the German and Estonian branches of the police. Heinrich Bergmann, commander of the German Criminal Police in Estonia, speaks on the ‘Solution to the Gypsy Question.’
27 October 1942Murder of 243 Roma in Harku (German-occupied Estonia), among them Karl Siimann, Leontine Siimann and Richard Siimann.
1943
12 February 1943174 Roma, originally from smaller towns and villages in Estonia, are transferred from Tallinn police detention facility to Tallinn Central Prison.
1 – 5 March 1943Thirty-six Roma (22 women, four elderly, and ten small children) are murdered in Kalevi-Liiva (German-occupied Estonia) in early March 1943.
23 December 1943Otto Koslovski is dispatched to Murru ‘labour education camp’ in German-occupied Estonia. This is the last available information about him.
1949
23 May 1949The constitution of the Federal Republic of Germany is promulgated.
2001
10 March 2001The city of Cologne, Germany, erects a memorial plaque near the former detention camp in Cologne.
