The hottest 20th century Substack posts right now

And their main takeaways
Category
Top History Topics

“There is a great disorder under the heaven. The situation is excellent”

Global Inequality and More 3.0 • 921 implied HN points • 08 Mar 26
đź’ľ History 20th century
  1. Mao’s idea of “continuous revolution” came from a sincere belief that socialism would recreate new hierarchies, so periodic upheaval was needed to prevent a bureaucratic class from forming.
  2. Lin Biao’s flight is ambiguous and not clearly a planned coup; the evidence suggests he may have fled primarily to save himself, leaving his broader intentions unresolved.
  3. Strong leftist support in industrial cities owed as much to the Cultural Revolution’s anti‑hierarchical, liberatory appeal as to elite intrigue, since many workers saw chaos and breakdown of norms as a form of freedom.

Maybe there's a pattern here?

DYNOMIGHT INTERNET NEWSLETTER • 1843 implied HN points • 04 Mar 26
đź’ľ History 20th century
  1. Many inventions meant to improve life or reduce suffering can be repurposed as weapons, so technological progress often has powerful and harmful dual uses.
  2. Inventors frequently feel moral conflict and regret because they cannot fully control how their creations are deployed, and appeals to restraint or pacifism often fail to stop misuse.
  3. Political and military institutions tend to absorb and fund civilian innovations, accelerating weaponization despite warnings and efforts to establish international control.

The Mob Museum

Points And Figures • 666 implied HN points • 05 Mar 26
đź’ľ History 20th century
  1. The Mob Museum presents organized crime through a historical, evidence-based lens instead of glamorizing violence, with well-crafted exhibits like a basement speakeasy.
  2. The museum traces how power and corruption—such as William Clark bribing a legislature to build rail lines—helped prompt reforms like the 17th Amendment that changed how senators are chosen.
  3. Firsthand testimony from figures like Frank Calabrese Jr. shows that organized crime destroys families and civic life, and the museum is a compact, thought-provoking place to visit.

The great puzzle of the Great Terror

Global Inequality and More 3.0 • 1540 implied HN points • 26 Jan 26
đź’ľ History 20th century
  1. Massive social achievements and violent repression coexisted side by side, with everyday enthusiasm and large-scale projects happening even as purges and executions destroyed lives.
  2. The motives behind the Great Terror remain unclear and puzzling; simple explanations like paranoia or routine power consolidation don't fully account for its scale and who was targeted.
  3. Properly explaining the purges requires a wide historical perspective and diverse sources—archival records, biographies, and personal testimonies—to capture both political calculations and lived experience.

'This fire will return!'

Wrong Side of History • 517 implied HN points • 13 Feb 26
đź’ľ History 20th century
  1. Dresden was devastated by a massive Allied bombing on 13 February 1945 that produced a firestorm, killing tens of thousands and destroying the city center.
  2. Before the war Dresden was a celebrated cultural and manufacturing hub—famous for its Baroque architecture, music, and porcelain—much of which was lost in the attack.
  3. Allied air strategy evolved from targeted raids to area bombing aimed at creating firestorms, a deliberate and controversial policy led by figures like Arthur Harris that raised lasting moral and historical debates.
Get a weekly roundup of the best Substack posts, by hacker news affinity:

Holocaust Remembrance Day

Points And Figures • 639 implied HN points • 27 Jan 26
đź’ľ History 20th century
  1. The liberation of Auschwitz and survivors' testimonies are haunting but uplifting, and preserving their stories is vital so future generations can learn what happened.
  2. Antisemitism is rising and becoming normalized, so saying "never again" is not enough — we must take real, active steps to stop it.
  3. Survivors' lives and contributions show how much was lost in the Holocaust, and honoring their memory means staying vigilant and remembering every day.

March 6, 2026

Letters from an American • 31 implied HN points • 07 Mar 26
đź’ľ History 20th century
  1. The Bloody Sunday attack on peaceful marchers in Selma exposed brutal voter suppression and helped galvanize national support that led to the Voting Rights Act of 1965.
  2. Jesse Jackson moved from a young marcher to a national leader who tied voting rights to economic justice through Operation Breadbasket, Operation PUSH, and the Rainbow Coalition.
  3. Jackson’s life and recent memorials underscore a call for inclusive, multiracial coalitions and active civic engagement to defend democracy and equal rights rather than give in to cynicism.

This Week in American History: Venezuela, Then and Now

Common Sense with Bari Weiss • 282 implied HN points • 14 Jan 26
đź’ľ History 20th century
  1. The Roosevelt Corollary said that if European powers threatened intervention in Latin America, the United States would sometimes step in itself to prevent it.
  2. In 1902–03 Britain and Germany blockaded Venezuela to collect debts, and Americans feared the Europeans might seize territory, which would have broken the Monroe Doctrine.
  3. Roosevelt’s response reshaped U.S. policy toward the hemisphere and still echoes in modern arguments for American intervention, sometimes referred to as the "Donroe Doctrine".

America at 250: The Prophet of Air Power

Common Sense with Bari Weiss • 398 implied HN points • 17 Dec 25
đź’ľ History 20th century
  1. He warned the U.S. was unprepared for future wars in the air and argued the country’s industry couldn’t keep pace, saying that would leave America at a foreign power’s mercy.
  2. In 1925 he was court-martialed and convicted of insubordination, a judgment that all but ended his military career even though he is now remembered as the father of the U.S. Air Force.
  3. His advocacy inspired an almost religious following, and his warnings feel prescient today as modern drone and air warfare revive the same questions about America’s readiness.

Millay

David Friedman’s Substack • 179 implied HN points • 19 Jan 26
đź“š Literature 20th century
  1. Her poems often speak directly to lovers and are strikingly candid about desire, flirtation, and shifting loyalties.
  2. She argues that love matters deeply but is not enough to meet basic physical needs or save someone from suffering.
  3. She combines tight poetic forms and wit with intellectual themes, celebrating beauty in almost mathematical terms and defiantly refusing to yield to death.

Stephen Kotkin on Stalinism as (Mostly) Politics & (Lessly) Psychopathology

Brad DeLong's Grasping Reality • 169 implied HN points • 29 Dec 25
đź’ľ History 20th century
  1. A capable LLM sitting at your elbow makes deep, active reading faster and more productive by supplying context, mapping arguments, and simulating interlocutors, but you must verify its output and not treat it as an oracle.
  2. Stalin is best explained as a product of politics, institutions, and historical forces—World War I, Lenin’s ruthlessness, and party patronage—rather than by childhood psychopathology.
  3. Collectivization and the famine followed a grim ideological and political logic aimed at eradicating marketized rural life, yet after consolidating power Stalin then launched the Great Terror that purged loyal elites in a way political explanations find hard to fully account for.

Americans to Celebrate: The Prophet of the Atomic Age

Common Sense with Bari Weiss • 338 implied HN points • 24 Nov 25
đź’ľ History 20th century
  1. John von Neumann was an extraordinarily brilliant Hungarian-born mathematician who invented game theory and helped shape America’s nuclear strategy.
  2. He warned that the technologies he helped create could threaten humanity and thought we were entering a rapidly maturing crisis.
  3. In the 1950s he predicted that military advances, early signs of global warming, and growing resource demands would make the coming decades dangerously unstable.

Pinochet in London

A Lawyer Writes • 432 implied HN points • 09 Feb 24
đź’ľ History 20th century
  1. The Pinochet case in London was a unique and groundbreaking event in English legal history.
  2. The case led to significant changes in the English legal system, pushing it into the modern era.
  3. Despite the legal twists and turns, Pinochet was never extradited to Spain due to health reasons.

January 9, 2026

Letters from an American • 43 implied HN points • 10 Jan 26
đź’ľ History 20th century
  1. Fascism is rule by a small elite that seizes control of political, economic, social, and cultural life, suppresses civil liberties, and uses force, racism, and warlike propaganda to stay in power.
  2. Fascists rise by dividing people through hate campaigns, pitting religious, racial, and economic groups against one another, promoting extreme nationalism, and labeling opponents as enemies while dressing their message in patriotic language.
  3. Preventing fascism means being alert and active in defending democracy: protect everyone's rights, fight indifference and ignorance, make democratic institutions work, and support international cooperation.

Battle of the Bulge Episode 6: Patton’s Army on the Move

Letters from an American • 6 implied HN points • 15 Feb 26
đź’ľ History 20th century
  1. Personal family connections to soldiers in Patton’s Third Army make the Battle of the Bulge feel immediate, and revisiting the story helps the pieces of the history fall into place.
  2. Patton’s Third Army was a decisive, mobile force whose movements around Bastogne helped shift the momentum of the Battle of the Bulge.
  3. There is real concern that recent political stances at international forums could undermine the post–World War II alliances and the safeguards meant to prevent a return to such large-scale conflicts.

Journey to American Democracy: The Battle of the Bulge

Letters from an American • 17 implied HN points • 10 Jan 26
đź’ľ History 20th century
  1. The head of the Eisenhower Library was forced to resign after refusing to hand over Eisenhower’s sword to President Trump, even after offering a replica.
  2. His departure led to him joining a new video series about the Battle of the Bulge, bringing military history into a project about defending democracy.
  3. The series is framed as a timely warning, linking WWII’s fight against fascism to troubling actions by the Trump administration, and aims to remind people that Americans won that fight to defend democracy.

Battle of the Bulge Episode 2: The Malmedy Massacre

Letters from an American • 6 implied HN points • 12 Jan 26
đź’ľ History 20th century
  1. It focuses on the Malmedy Massacre during the Battle of the Bulge and the horrific violence that took place there.
  2. The material is harrowing and hard to watch because it confronts the human cost of a massacre up close.
  3. The broader lesson is that authoritarian governments can be brutally indifferent to individual lives, treating people as expendable.

Truth is Very Dangerous to Come By: Amanda Vail on Fake News and the Spanish Civil War

The Octavian Report • 0 implied HN points • 23 Dec 25
đź’ľ History 20th century
  1. Fake news isn’t new — it took root in the 20th century when new media tech and open access to battlefields let misinformation spread quickly during wars.
  2. Reporters and propagandists sometimes staged or invented scenes to sway opinion or gain fame, and those fabrications could change policy and aid decisions.
  3. Finding the truth still depends on brave, persistent journalists who risk danger to verify facts, because technology alone won’t stop propaganda.

Voodoo Murder on Fleet Street

Marlene’s Newsletter • 0 implied HN points • 06 Mar 26
đź’ľ History 20th century
  1. In August 1949 Emma Kefalos, a respected Baltimore spiritualist, was found beaten, strangled, and bound in her Fleet Street séance room with her cat as the only witness.
  2. Police found voodoo paraphernalia, a prescription bottle with a paper figure, smeared fingerprints, threats by telephone, and several unidentified visitors, but despite questioning many people and chasing leads (even to Greece) they had no solid clues.
  3. Robbery seemed unlikely, so detectives and friends speculated motives like jealousy, a client’s revenge, or someone convinced she’d cursed them—possibly with mental illness—but the murder was never solved.

Specter of 1917: Anne Applebaum on Putin and Soviet Russia

The Octavian Report • 0 implied HN points • 23 Dec 25
đź’ľ History 20th century
  1. Russia’s 1917 upheaval mixed long-term inequality and wartime collapse with a spontaneous February revolt that was later seized by a small, well-organized Bolshevik party in October.
  2. The Bolsheviks consolidated power through careful planning, political violence, and institutions like the Cheka, crushing rivals and imposing Soviet rule across diverse national and social groups.
  3. The Soviet approach left a lasting legacy: chaotic 1990s privatization helped create oligarchs, and Putin revived security‑state instincts, favoring insider rule, secrecy, and suppression of dissent.