Wendover’s Geography Story Hides the Politics That Made America Powerful
Wendover Productions makes an attractive argument: America's extraordinary geography gave it the security, resources, transportation advantages and territorial reach needed to become a superpower. Its most consequential historical example is the claim that the South's physical size helped slaveholding states dominate the Supreme Court before the Civil War.
There is a real historical discovery here. But the explanation is incomplete in a way that matters. Wendover repeatedly gives geography credit for outcomes that required deliberate political decisions, military force and the displacement of people who already occupied the land. The map explains some of America's advantages. It does not explain who created them, who benefited or who paid.
The South's Supreme Court advantage was engineered, not simply mapped
The video argues that the South's enormous territory and poor transportation infrastructure produced larger judicial circuits, giving slaveholding states disproportionate representation on the Supreme Court.
The underlying connection is genuine. The Federal Judicial Center confirms that, between 1837 and 1862, five of the nine judicial circuits consisted entirely of slave states. An established custom of appointing a justice from each circuit allowed Southern slaveholders to maintain a majority on the Supreme Court.
Federal Judicial Center
But the missing explanation is more revealing than the geographical one: the circuits were political institutions, not natural divisions of the continent.
Congress created them, changed their boundaries and adjusted their composition. In 1842, it moved several Southern states between circuits to accommodate the transportation routes used by travelling justices. Presidents also exercised considerable authority over judicial assignments. The Federal Judicial Center reconstructs presidential allotment orders for at least 15 of the 20 justices appointed between 1823 and 1863.
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The distinction matters. Geography created travel difficulties; government decisions determined how those difficulties translated into institutional power.
The decisive evidence came during the Civil War. In 1862, Congress reorganized the circuits, reducing the number composed entirely of slave states from five to three. That change allowed Abraham Lincoln to appoint David Davis of Illinois and Samuel Miller of Iowa to the Supreme Court while respecting the established custom of selecting justices from their assigned circuits. Congress reorganized the system again in 1866, further reducing Southern influence.
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This was not geography correcting itself. Politicians changed the map because they understood the power it distributed.
Lincoln's own explanation makes the political dimension unmistakable. In his 1861 message to Congress, he wrote:
"I have been unwilling to throw all the appointments northward."
He was considering the sectional consequences of judicial appointments and the eventual reintegration of Southern states. The composition of the Supreme Court was a political problem that the president understood he could influence.
Federal Judicial Center
Wendover's account makes the South's judicial advantage sound like an unintended consequence of difficult terrain. The historical record shows something more consequential: a system of geographical assignments, appointment customs and congressional decisions that could be manipulated to preserve or reduce sectional power.
Dred Scott was not simply a five-to-four regional decision
The video identifies five Southern and four Northern justices on the 1857 Supreme Court and connects that imbalance to Dred Scott v. Sandford.
The composition is correct. The five justices appointed from slave states were Roger Taney, James Wayne, John Catron, Peter Daniel and John Campbell. But the video stops before explaining how the Court actually decided the case.
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The final judgment was 7–2, not a five-to-four regional vote. Northern justices Samuel Nelson and Robert Grier joined the majority, while Northern justices John McLean and Benjamin Curtis dissented. More importantly, the opinions reveal a distinction the video never addresses: Nelson declined to express an opinion on the constitutionality of the Missouri Compromise, while Grier explicitly joined Taney on that question. Taney stated that six justices considered the Missouri Compromise unconstitutional.
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The decisive constitutional coalition was therefore five Southern justices and one Northern justice. The regional composition mattered, but it does not independently explain the Court's reasoning or the votes of its members.
The ruling itself also deserves precision. The Court denied that Black Americans descended from enslaved Africans could be United States citizens and declared that Congress lacked authority to prohibit slavery in federal territories under the Missouri Compromise. This was a sweeping victory for slaveholding interests, not merely a geographical consequence of the judicial circuit system.
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The difference is important: a geographical imbalance can help explain who gets appointed, but it cannot substitute for examining what those individuals actually decided and why.
The Louisiana Purchase was not an empty-land bargain
The video describes the territory west of the Appalachians as largely unexplored:
“Nobody really ventured west of the Appalachians.”
Unknown to whom?
Indigenous nations had inhabited, farmed and hunted across these territories for millennia. French settlers knew about established Indigenous communities, including those around Cahokia. The National Park Service explicitly describes the Louisiana Purchase territory as land that was already occupied, not an empty wilderness awaiting American discovery.
National Park Service
This omission changes the meaning of the purchase.
France transferred its imperial claim to approximately 818,000 square miles for $15 million. But the transaction did not transfer Indigenous consent or settle the rights of the nations already living there. The United States subsequently negotiated with Indigenous communities for their lands and acquired them through treaties or force. The National Park Service describes the following century as one of land loss, forced relocation and threats to traditional ways of life.
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Wendover celebrates the purchase as one of history's greatest bargains and estimates the territory's present value at $1.2 trillion. Yet the episode provides no methodology for that valuation and no accounting of the people who lost their land.
A purchase can look extraordinarily profitable when the accounting excludes the people whose property and sovereignty were taken away.
This is not a minor moral qualification. It changes the historical explanation. American expansion was not simply a fortunate acquisition of valuable geography. It was an imperial transfer followed by decades of territorial dispossession.
The Pacific coast was acquired through diplomacy and war
The video says America obtained Pacific access in the Northwest in 1819 and completed its continental expansion in 1848.
That timeline is too neat.
The 1819 Adams–Onís Treaty did transfer Spain's claims to the Oregon Country to the United States. But Britain also claimed the region. American and British governments postponed their territorial dispute, maintaining joint occupation until the Oregon Treaty of 1846 established the boundary at the 49th parallel. The Pacific Northwest was not simply handed over to America in 1819.
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The acquisition of California and the Southwest is even more revealing.
The transcript describes their departure from Mexico as a “secession.” That is not what happened.
In 1845, the United States annexed Texas, which Mexico still considered its territory. President James Polk then ordered American troops into disputed territory between the Nueces and Rio Grande rivers. He also sent diplomat John Slidell to negotiate the purchase of California and New Mexico. When negotiations failed and fighting followed, Polk secured congressional support for war against Mexico.
Office of the Historian
American forces subsequently captured Mexico City. Under the Treaty of Guadalupe Hidalgo, signed on February 2, 1848, Mexico ceded approximately 525,000 square miles, representing 55% of its prewar territory, to the United States.
The payment was $15 million, plus the assumption of up to $3.25 million in claims owed by Mexico to American citizens.
Office of the Historian
That is a rather different story from a continent conveniently delivering its natural advantages.
It also undermines the video's comparison with Mexico. The narrator attributes Mexico's inability to rival the United States largely to desert geography, limited river transportation and agricultural constraints. But the United States also acquired enormous amounts of Mexican territory through war and subsequent treaty. California and the Southwest became American assets partly because Mexico lost them.
America did not merely benefit from its neighbour's geography. It expanded at its neighbour's territorial expense.
The distinction matters when explaining why one country became more powerful than another. Geography is not an independent variable when one country can change another country's borders through military force.
Geography explains the setting, not the whole story
The video's strongest observations concern physical geography: New England's harbours, the agricultural advantages of the Middle Colonies, the Southern fall line and the Mississippi River's commercial importance.
But the larger argument repeatedly crosses a line between geographical advantage and historical causation.
- Rivers explain why certain trade routes were valuable. They do not explain the political decisions that secured control of those routes.
- Southern geography influenced judicial travel. It did not independently determine judicial appointments or congressional circuit boundaries.
- Fertile land encouraged plantation agriculture. It does not explain slavery without examining the economic interests and political institutions that protected it.
- The continent provided defensible borders. It does not explain the treaties, wars and displacement through which those borders expanded.
The video also understates the role of competing powers. The Pacific Northwest involved Spanish, British, Russian and American territorial claims. Mexico's territorial losses followed an American war. Indigenous nations already occupied the lands that became the American West. These were not incidental details surrounding a geographical success story; they were part of how that success was achieved.
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The transcript discloses Squarespace as its sponsor. I found no evidence connecting that commercial relationship to the historical arguments, and there is no justification for alleging editorial interference.
The verdict: America made its geographical advantages count
Wendover's central premise is not worthless. America's rivers, harbours, agricultural land and ocean boundaries genuinely mattered.
The failure is treating those advantages as an explanation for almost everything that followed.
The Southern Supreme Court advantage depended on political appointment customs and congressional decisions. The western territories were already inhabited by Indigenous nations. The Pacific Northwest required international negotiations. The acquisition of California and the Southwest followed a war that cost Mexico more than half its prewar territory.
These facts point to a more important conclusion: American power was not simply a gift of geography. It was built through institutions, political bargaining, territorial expansion, military force and the exploitation of human and natural resources.
A map can explain why a river matters. It cannot explain who gets to own the river, who loses the land around it, or who gets to make the laws governing its use.
Wendover offers an appealing geographical explanation for American greatness. But by leaving out the political decisions and human costs that converted geography into power, it mistakes the conditions of American expansion for the history of American success.
References
1. How Geography Gave the US Power — Wendover Productions, YouTube, publication date not supplied. Original work under review; includes the geographical arguments and the Squarespace sponsorship disclosure.
2. A Brief History of Circuit Riding — Federal Judicial Center, undated. Documents how the circuit system and the custom of circuit-based appointments gave Southern slaveholders influence over Supreme Court membership.
3. Supreme Court of the United States: Circuit Allotments — Federal Judicial Center, undated. Establishes the statutory framework and the substantial role presidents played in assigning justices to circuits.
4. Circuits Reorganized to Limit Southern Influence — Federal Judicial Center, July 15, 1862. Documents Congress's deliberate reduction of Southern circuit dominance and how it enabled Lincoln to appoint Northern justices.
5. The Judiciary During the U.S. Civil War — Federal Judicial Center, undated. Provides Lincoln's own explanation of the political and geographical difficulties surrounding Supreme Court appointments.
6. Justices 1789 to Present — Supreme Court of the United States, undated. Official appointment records establish the states and presidents associated with the justices serving in 1857.
7. Dred Scott v. Sandford — Cornell Legal Information Institute, 1857 decision. The original opinions establish the different positions taken by Taney, Nelson, Grier and the dissenting justices.
8. Dred Scott v. Sandford — National Constitution Center, undated. Provides the 7–2 vote and identifies the majority and dissenting justices.
9. Lewis and Clark Enter into Louisiana Purchase — National Park Service, undated. Documents Indigenous occupation before the purchase and the subsequent use of treaties and force to acquire Native lands.
10. The Oregon Territory, 1846 — U.S. Department of State, Office of the Historian, undated. Establishes the difference between Spain's 1819 cession of claims and the eventual 1846 settlement with Britain.
11. The Annexation of Texas, the Mexican-American War, and the Treaty of Guadalupe-Hidalgo, 1845–1848 — U.S. Department of State, Office of the Historian, undated. Documents Polk's military movements, failed purchase negotiations, the war and Mexico's cession of 55% of its prewar territory.