Treaty of Zgorzelec

Treaty of Zgorzelec
Otto Grotewohl (l.) and Józef Cyrankiewicz walking to the Zgorzelec community centre to sign the treaty
Type	Boundary treaty
Signed	6 July 1950
Location	Zgorzelec, Poland
Original signatories	Józef Cyrankiewicz Otto Grotewohl
Parties	Polish People's Republic German Democratic Republic
Languages	Polish, German

Territorial evolution of Poland in the 20th century
Pre-World War II Revolution in Congress Poland (1905–1907) Ostrowiec Republic Zagłębie Republic Separation of Kholm Governorate from Congress Poland and annexation into Russian Kiev General Governorate (1913) Act of 5th November by the Central Powers proclaiming Kingdom of Poland (1916) Central Powers-Ukrainian People's Republic/Ukrainian State Treaty of Brest-Litovsk (1918) Central Powers-Soviet Russia Treaty of Brest-Litovsk (1918) Short-lived Byelorussian, Ukrainian and Rusyn republics (1917-1920): West Ukrainian People's (later absorbed into Poland-allied Ukrainian People 's), Belarusian Democratic, Lemko, Komancza Local revolts and transient polities in postwar power vacuum (1918) Tarnobrzeg Republic Republic of Zakopane First Republic of Pińczów Witkowo Revolt Republic of Ostrów Restoration of Polish independence (1918) and ensuing wars to preserve it (1918-1922): Greater Poland uprising Silesian Uprisings Polish–Czechoslovak War Polish-West Ukrainian War War of Polish-Ukrainian alliance against Soviet Russia (1920-1921) and its satellites: Ukrainian SSR short-lived Galician SSR later merged into the former short-lived SSR of Lithuania and Belorussia attempted Polish SSR later dissolved and replaced with token Polish National Districts Polish-Lithuanian War Treaty of Versailles (1919) Treaty of Saint-Germain-en-Laye (1919) Suwałki Agreement (1920) Treaty of Warsaw (1920) with Ukrainian People's Republic 1920 East Prussian plebiscite (1920) Polish satellite states Republic of Central Lithuania (1920-1922) Free City of Danzig under League of Nations protection (1921-1939) Peace of Riga (1921): eastern border of Poland accepted by Russian SFSR and its satellites (Byelorussian SSR which replaced SSR of Lithuania and Belorussia, and Ukrainian SSR which replaced Ukrainian People's Republic) Incorporation of Central Lithuania (1922) German–Polish Convention regarding Upper Silesia (1922) Polish National Districts of the Soviet Union (1925-1937) Marchlewszczyzna (1925-1931) Dzierżyńszczyzna (1932-1937) Munich Agreement and Polish annexation of Trans-Olza (1938) First Vienna Award and Polish annexation of parts of Spiš and Orava (1938) Molotov–Ribbentrop Pact (1939) Secret German–Soviet Boundary and Friendship Treaty
World War II Wartime administrative division Territories of Poland and Danzig annexed by Nazi Germany General Government Polish areas annexed by USSR Polish government-in-exile and Polish Underground State German–Soviet Border and Commercial Agreement (1941) Bialystok District Sikorski–Mayski agreement (1941) Transient Polish-controlled areas (1944) Turgiele Republic Iwonicz Republic Second Pińczów Republic Warsaw Uprising Allied conferences Tehran Conference (1943) Moscow Conference (1943) Yalta Conference (1945) Potsdam Conference (1945)
Post World War II Potsdam Agreement (1945) Polish–Soviet border agreement (1945) Treaty of Zgorzelec (1950) Polish-Soviet Border Adjustment Treaty (1951) Polish-Czechoslovak Border Treaty (1958) Polish-East German Baltic Continental Shelf Delimitation Treaty (1968) Treaty of Warsaw (1970) Polish-Czechoslovak Border Adjustment (1976) Polish-East German Maritime Boundary in Pomeranian Bay Delimitation Treaty (1989) German-Polish Border Treaty (1990) Two Plus Four Treaty (1991) Treaty of Good Neighbourship (1991) Poland–Slovakia Border Adjustment (2005) Polish-Danish Maritime Boundary Delimitation Agreement (2018)
Areas Remnants of Polish statehood during partitions: Congress Poland/Vistula Land Galician autonomy Kresy Wschodnie ("Eastern Borderlands") Taken Lands (remainder of Russian partition of Poland) Wileńszczyzna Grodzieńszczyzna Lwów Land Areas of Galicia and Lodomeria east of river San Kresy Zachodnie ("Western Borderlands") 1815-1918 used as synonymous with entire Prussian partition of Poland 1918-1945 used in altered meaning regions unsuccessfully claimed from Germany by interwar Poland, in particular Upper Silesia, Warmia, Masuria, Powiśle, Posen-West Prussia, sometimes also Starostwo of Draheim, Lauenburg and Bütow Land and easternmost Hither Pomerania (Lands of Schlawe and Stolp) Zaolzie After 1945, the former eastern territories of Germany were called Recovered Territories, while the term Kresy Zachodnie fell into disuse, though it was sometimes invoked to denote Polish claims to some East German territories such as Wolgast Pomerania, Milsko, Miśnia or Lausitz, raised typically only until early 1970s as counterclaims to retaliate for West German calls for revision of Oder–Neisse line.
Demarcation lines Greater Poland military demarcation line (1919-1920) Cieszyn Silesia demarcation line (1918-1920) Polish–Lithuanian demarcation line (1919-1920) Curzon Line (1920) Upper Silesia demarcation line (1921-1922) Polish–Lithuanian demarcation line (1923-1938) Oder–Neisse line (1945–1951)
Adjacent countries Territorial evolution of Germany Territorial changes of the Baltic states Territorial evolution of Russia

The Treaty of Zgorzelec (Full title The Agreement Concerning the Demarcation of the Established and the Existing Polish-German State Frontier) between the Republic of Poland and East Germany (GDR) was signed on 6 July 1950 in Zgorzelec, Poland.