She Invented Monopoly to Warn About Greed. Parker Brothers Paid Her $500 and Made Billions.

In 1903, a woman named Elizabeth "Lizzie" Magie filed a patent for a board game she called The Landlord's Game. It featured a square board with properties around the edges, rent payments, a jail corner, and a mechanic where players could buy and trade real estate. Sound familiar?

A Game With a Political Point

Magie wasn't trying to create entertainment. She was a follower of economist Henry George, who argued that private land ownership concentrated wealth among the few while impoverishing everyone else. Her game was designed as a "practical demonstration of the present system of land-grabbing with all its usual outcomes and consequences."

The game actually had two sets of rules. One rewarded monopolist behavior - buy everything, crush your opponents. The other rewarded shared prosperity, where all players benefited when wealth was created. Magie intended players to try both and see which system felt more fair. Almost everyone preferred the cutthroat version.

How It Spread

Magie self-published the game and it spread through Quaker and academic communities along the East Coast. Players made their own copies, tweaked the rules, and changed property names to match their local streets. By the early 1930s, dozens of homemade versions existed - and the game had drifted far from Magie's original intent.

One of those homemade copies reached a man named Charles Darrow in Philadelphia. Darrow refined the version he'd been taught, added the now-iconic Atlantic City property names, and presented it to Parker Brothers as his own invention in 1935.

$500 and No Royalties

Parker Brothers bought Darrow's version and began mass-producing it as Monopoly. When they discovered Magie's prior patent, they bought that too - for $500. No royalties. No credit. No acknowledgment that she had created the game 30 years earlier.

Parker Brothers printed a tiny run of The Landlord's Game to secure their legal claim to the rights, then shelved it permanently. Magie gave two newspaper interviews to The Washington Post and The Evening Star, showing her original board and explaining that Darrow was not the inventor. The story got minimal attention.

The Irony

Lizzie Magie died in 1948, largely forgotten. Monopoly went on to become the best-selling board game in history, played by over a billion people worldwide. The game she designed to expose the injustice of monopolies made someone else a millionaire - and paid her $500.

Her contribution was not widely recognized until researcher Ralph Anspach uncovered the true history decades later, while fighting Parker Brothers in court over his own anti-monopoly board game.