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Territorial Disputes: The Pig War Explained

Apr 22, 2025

Overview

  • Lecture video by OverSimplified, sponsored by NordVPN and promoting a plushie.
  • Historical focus on the territorial dispute between the United States and Britain over the Pacific Northwest, particularly the San Juan Islands, following American Independence.

Post-Revolutionary War

  • The US secured independence and negotiated territorial gains with Britain in Paris.
  • Britain granted land out west, but disputes over Canadian territory existed.
  • A questionable border was established at the end of the Revolutionary War, based on inaccurate maps, causing future disputes.

War of 1812

  • The US attempted to invade Canada; British retaliated by burning the White House.
  • The war ended in a stalemate but highlighted border issues.

Manifest Destiny and Expansion

  • The belief in Manifest Destiny justified American expansion across the continent.
  • Both the US and British North America (Canada) were interested in the Northwest.
    • The British interest was driven by the Hudson’s Bay Company’s fur trade.

Oregon Territory Dispute

  • The US and Britain both claimed land beyond the Rockies, leading to joint occupation.
  • Americans began settling via the Oregon Trail, outnumbering British settlers.

President Polk and Tensions

  • President Polk asserted US claims to the entire Oregon Territory, leading to tensions.
  • Britain and the US nearly went to war, but economic interests and other conflicts led to a peaceful compromise.

San Juan Islands Dispute

  • Hudson’s Bay Company set up a sheep farm on San Juan Island.
  • American settlers, believing the island was US territory, moved in.
  • The killing of a British pig by an American settler, Lyman Cutler, escalated tensions.

Military Standoff

  • US General Harney and Captain Pickett deployed troops to assert US claims.
  • British naval forces, led by cautious officers, avoided escalation.

Conflict Avoidance

  • Rear Admiral Baynes stopped the British landing of troops, easing tensions.
  • General Scott negotiated a peaceful joint occupation of the islands.

Outcome and Resolution

  • After US Civil War, tensions with Britain remained, but peaceful arbitration was sought.
  • Germany arbitrated the dispute, awarding the islands to the US in 1872.
  • British troops left the islands, ending the Pig War with no human casualties.

Key Lessons

  • Diplomacy and negotiation can resolve seemingly trivial disputes that could otherwise escalate.
  • The Pig War exemplifies bizarre causes of conflicts and the importance of international arbitration.