Sakhalin–Kuril Exchange

Target entity: Sakhalin–Kuril Exchange
Context triple: [Treaty of Saint Petersburg (1875), alsoKnownAs, Sakhalin–Kuril Exchange]

• A. Soviet occupation of Kuril Islands
  The Soviet occupation of the Kuril Islands was the post–World War II takeover and continued control of the Kuril archipelago by the Soviet Union, which led to a long-standing territorial dispute with Japan.
• B. Soviet–Japanese border conflicts
  The Soviet–Japanese border conflicts were a series of undeclared military clashes between the Soviet Union (with Mongolia) and Imperial Japan (with Manchukuo) along the Manchurian–Mongolian frontier in the late 1930s, culminating in the large-scale Battle of Khalkhin Gol.
• C. Sakhalin invasion
  The Sakhalin invasion was a 1905 Japanese military campaign in the Russo-Japanese War in which Japan seized control of Russia’s Sakhalin Island.
• D. Kuril straits
  The Kuril Straits are a series of narrow sea passages between the Kuril Islands that form an important maritime route between the Sea of Okhotsk and the North Pacific Ocean.
• E. Soviet occupation of southern Sakhalin
  The Soviet occupation of southern Sakhalin was the 1945 takeover and annexation of the southern half of Sakhalin Island from Japan by the Soviet Union at the end of World War II, reshaping control of the region in the postwar settlement.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Sakhalin–Kuril Exchange
Target entity description: The Sakhalin–Kuril Exchange is the common name for the 1875 Treaty of Saint Petersburg between Japan and Russia, which settled territorial disputes by redefining control over Sakhalin and the Kuril Islands.

• A. Soviet occupation of Kuril Islands
  The Soviet occupation of the Kuril Islands was the post–World War II takeover and continued control of the Kuril archipelago by the Soviet Union, which led to a long-standing territorial dispute with Japan.
• B. Soviet–Japanese border conflicts
  The Soviet–Japanese border conflicts were a series of undeclared military clashes between the Soviet Union (with Mongolia) and Imperial Japan (with Manchukuo) along the Manchurian–Mongolian frontier in the late 1930s, culminating in the large-scale Battle of Khalkhin Gol.
• C. Sakhalin invasion
  The Sakhalin invasion was a 1905 Japanese military campaign in the Russo-Japanese War in which Japan seized control of Russia’s Sakhalin Island.
• D. Kuril straits
  The Kuril Straits are a series of narrow sea passages between the Kuril Islands that form an important maritime route between the Sea of Okhotsk and the North Pacific Ocean.
• E. Soviet occupation of southern Sakhalin
  The Soviet occupation of southern Sakhalin was the 1945 takeover and annexation of the southern half of Sakhalin Island from Japan by the Soviet Union at the end of World War II, reshaping control of the region in the postwar settlement.
• F. None of above. chosen