Russian invasion of East Prussia

Target entity: Russian invasion of East Prussia
Context triple: [Battle of Tannenberg, precededBy, Russian invasion of East Prussia]

• A. Baltic campaign
  The Baltic campaign was a series of naval operations by British and French forces against the Russian Empire in the Baltic Sea during the Crimean War, aimed at weakening Russia’s maritime power and coastal defenses.
• B. Battle of Königsberg
  The Battle of Königsberg was a World War II engagement in early 1945 in which Soviet forces besieged and captured the heavily fortified East Prussian city of Königsberg from Nazi Germany.
• C. Brest blockade
  The Brest blockade was a prolonged British naval containment of the French fleet at the port of Brest during the 18th-century wars, aimed at preventing it from challenging British control of the seas.
• D. Battle of the Niemen River
  The Battle of the Niemen River was a decisive 1920 engagement in which Polish forces defeated the Red Army, helping secure Poland’s eastern borders at the end of the Polish–Soviet War.
• E. East Prussian Offensive
  The East Prussian Offensive was a major Soviet Red Army campaign in early 1945 that invaded and captured Germany’s East Prussia, contributing directly to the collapse of Nazi Germany in World War II.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Russian invasion of East Prussia
Target entity description: The Russian invasion of East Prussia was an early World War I campaign in 1914 in which Russian forces advanced into German territory, triggering major battles such as Tannenberg and the Masurian Lakes.

• A. Baltic campaign
  The Baltic campaign was a series of naval operations by British and French forces against the Russian Empire in the Baltic Sea during the Crimean War, aimed at weakening Russia’s maritime power and coastal defenses.
• B. Battle of Königsberg
  The Battle of Königsberg was a World War II engagement in early 1945 in which Soviet forces besieged and captured the heavily fortified East Prussian city of Königsberg from Nazi Germany.
• C. Brest blockade
  The Brest blockade was a prolonged British naval containment of the French fleet at the port of Brest during the 18th-century wars, aimed at preventing it from challenging British control of the seas.
• D. Battle of the Niemen River
  The Battle of the Niemen River was a decisive 1920 engagement in which Polish forces defeated the Red Army, helping secure Poland’s eastern borders at the end of the Polish–Soviet War.
• E. East Prussian Offensive
  The East Prussian Offensive was a major Soviet Red Army campaign in early 1945 that invaded and captured Germany’s East Prussia, contributing directly to the collapse of Nazi Germany in World War II.
• F. None of above. chosen