German–Polish Accord on East Silesian frontier issues

Target entity: German–Polish Accord on East Silesian frontier issues
Context triple: [Treaties of the Weimar Republic, hasPart, German–Polish Accord on East Silesian frontier issues]

• A. German–Polish Border Treaty (1990)
  The German–Polish Border Treaty of 1990 is an international agreement in which reunified Germany and Poland confirmed the existing Oder–Neisse line as their permanent border, solidifying post–World War II territorial arrangements and normalizing bilateral relations.
• B. Polish–Soviet border agreement of 1945
  The Polish–Soviet border agreement of 1945 was a post–World War II treaty that definitively redrew the frontier between Poland and the Soviet Union, cementing major territorial shifts in Eastern Europe.
• C. Polish–Soviet border agreement of 1951
  The Polish–Soviet border agreement of 1951 was a Cold War-era treaty between the People's Republic of Poland and the Soviet Union that adjusted their mutual frontier through a territorial exchange intended to consolidate political and economic control in the border regions.
• D. Grzymułtowski’s Treaty
  Grzymułtowski’s Treaty was a 1686 peace agreement between the Polish–Lithuanian Commonwealth and Tsardom of Russia that confirmed Russian control over Left-Bank Ukraine and ended their long-standing conflict.
• E. Ebert–Groener Pact
  The Ebert–Groener Pact was a secret 1918 agreement between Germany’s Social Democratic government and the military high command that secured army support for the new republic in exchange for preserving the officer corps and suppressing revolutionary uprisings.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: German–Polish Accord on East Silesian frontier issues
Target entity description: The German–Polish Accord on East Silesian frontier issues was an interwar agreement between Germany and Poland that regulated border and minority questions in the contested Upper Silesia region following World War I.

• A. German–Polish Border Treaty (1990)
  The German–Polish Border Treaty of 1990 is an international agreement in which reunified Germany and Poland confirmed the existing Oder–Neisse line as their permanent border, solidifying post–World War II territorial arrangements and normalizing bilateral relations.
• B. Polish–Soviet border agreement of 1945
  The Polish–Soviet border agreement of 1945 was a post–World War II treaty that definitively redrew the frontier between Poland and the Soviet Union, cementing major territorial shifts in Eastern Europe.
• C. Polish–Soviet border agreement of 1951
  The Polish–Soviet border agreement of 1951 was a Cold War-era treaty between the People's Republic of Poland and the Soviet Union that adjusted their mutual frontier through a territorial exchange intended to consolidate political and economic control in the border regions.
• D. Grzymułtowski’s Treaty
  Grzymułtowski’s Treaty was a 1686 peace agreement between the Polish–Lithuanian Commonwealth and Tsardom of Russia that confirmed Russian control over Left-Bank Ukraine and ended their long-standing conflict.
• E. Ebert–Groener Pact
  The Ebert–Groener Pact was a secret 1918 agreement between Germany’s Social Democratic government and the military high command that secured army support for the new republic in exchange for preserving the officer corps and suppressing revolutionary uprisings.
• F. None of above. chosen