What If
Rigorous counterfactuals grounded in real history

What If the US Never Dropped the Atomic Bomb on Japan?
The atomic bombings of Hiroshima and Nagasaki ended the Pacific War in days. What if Truman had chosen the invasion plan instead?

What If D-Day Had Failed?
Eisenhower secretly wrote a note accepting full blame in advance for D-Day's failure. What if the Normandy landings had actually gone that way?

What If Lee Had Won at Gettysburg?
Pickett's Charge failed by a matter of yards on July 3, 1863. What if the Confederate assault on Cemetery Ridge had actually broken the Union line?

What If the Titanic Missed the Iceberg?
What if the Titanic missed the iceberg? The ship had roughly 37 seconds to react once it was spotted, and lookouts that night had no binoculars.

What If Lincoln Wasn't Assassinated?
What if Lincoln wasn't assassinated? His death handed Reconstruction to Andrew Johnson. A grounded look at what Lincoln's own plans and Congress's mood suggest.

What If the Mongols Hadn't Withdrawn From Europe in 1242?
A Mongol army that had crushed Hungary and Poland turned back for Karakorum after Ogedei Khan's death. What if the succession news had waited a season?

What If the Cuban Missile Crisis Had Gone Nuclear?
During the Cuban Missile Crisis, one Soviet officer's refusal to fire a nuclear torpedo may be the closest brush with nuclear war on record. What if he'd said yes?

What If Franz Ferdinand's Driver Hadn't Taken the Wrong Turn?
The most cited butterfly-effect story in history: a stalled car and a wrong turn put the archduke in front of his own assassin. What a right turn would change.

What If Hitler Had Died in World War I?
Hitler was wounded at the Somme and gassed near Ypres. A rigorous counterfactual on the war that nearly killed him before he became history's monster.

What If the Library of Alexandria Never Burned?
The Library of Alexandria never burned in one night. Its slow, centuries-long death raises a sharper question: how much would surviving have changed?

What If Napoleon Won Waterloo?
What if Napoleon won Waterloo instead of losing it by hours, to a delayed attack and a missed interception? A grounded counterfactual.

What If the Spanish Armada Had Landed in 1588?
The Spanish Armada 1588 plan hinged on a Dutch blockade it could not break. What if English fireships had failed on the one calm night that mattered?