From 1918, West Prussia was a province of the Free State of Prussia within Weimar Germany, losing most of its territory to the Second Polish Republic and the Free City of Danzig in the Treaty of Versailles.

The West Prussia Region (German: Regierungsbezirk Westpreußen) was a government region (Regierungsbezirk) of Prussia from 1920 until 1939. The regional capital was Marienwerder in West Prussia (now Kwidzyn).

“West Prussia” is generally identified as the region of the lower course of the Vistula River, extending from Thorn in the South through to Gdańsk on the Baltic Sea. With some interruptions, West Prussia was a Prussian province from 1772 until 1920.

2024年12月21日 · The Province of West Prussia (German: Provinz Westpreußen) was a province of Prussia from 1773 to 1829 and 1878 to 1922. West Prussia was established as a province of the Kingdom of Prussia in 1773, formed from Royal Prussia of the Polish-Lithuanian Commonwealth.

Today all of what was West Prussia (14, 320 square miles), is in north central and northeast Poland. Then it was called the Polish Corridor. A few eastern counties were joined to East Prussia and a few Western Counties were joined to a de-militarized zone …

West Prussia ; regions: Danzig and Marienwerder; In 1829 the Province of Prussia was created by the merger of East Prussia and West Prussia, lasting until 1878 when they were again separated.

West Prussia (German: Westpreußen) was a province of Prussia and is now in Poland. Its capital was Marienwerder. Almost all of territory was given to Poland and Free City of Danzig when the German Empire became the Weimar Republic.

2020年12月8日 · The Provinz of Westpreußen was established in 1773 when the First Polish Republic was divided between Prussia, Russia and Austro-Hungarian Empires. Proviz Westpreußen was divided in 1806 by Napoleon, and restored in 1815.

2017年1月16日 · West Prussia was the region on both sides of the lower Vistula between Danzig and Thorn. As the western part of the possessions of the Teutonic Knights it was ceded to Poland in 1466 and became the province of Royal Prussia in the Kingdom of Poland.

West Prussia, Ger. Westpreussen, former province of Prussia, 9,867 sq mi (25,556 sq km), NE Germany, extending S from the Baltic Sea, between Pomerania on the west and East Prussia on the east. Danzig was the capital.