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Curated category

Blockades of World War II

  • Operation WilfredSwedish iron ore flowed through the Gulf of Bothnia to Luleå during the summer months. Winter ice closed this route by December 1939.
  • Blockade of Germany (1939–1945)In 1937, Sir Frederick Leith-Ross began urging senior British government figures to revive the World War I blockade strategy.