History of Belgium on matters of religion and, in recent decades, it has faced new divisions over differences of language and unequal economic development. This ongoing antagonism has caused far-reaching reforms since the 1970s, changing the formerly unitary Belgian state into a federal state, and repeated governmental crises. It is now divided into three regions: Flanders (Dutch-speaking) in the north, Wallonia (French-speaking) in the south, and bilingual Brussels in the middle. There is also a German-speaking population along the border with Germany that was granted to Prussia in the Congress of Vienna in 1815 but added to Belgium following the 1919 Treaty of
Provisional Government of the Northern Region affairs under chief administrator of Northern Region but use of former name (Provisional Government of the Northern Region) continued. On 19 February 1920, the Northern Region government evacuated Arkhangelsk to Norway. On 21 February 1920, Arkhangelsk and Murmansk is reintegrated into the Russian Socialist Federative Soviet Republic. On 13 March 1920, regular Soviet troops reached Murmansk. On 2 February 1920, the Murmansk Governorate was created by a resolution of the Provisional Government of the Provisional Government of the Northern Region. It included Alexandrovsky and Kemsky Uyezds of Arkhangelsk Governorate and parts of the Olonets Governorate. During its height of control,