25 Biggest Screw Ups That Completely Changed History

Posted by , Updated on June 28, 2017

We all make mistakes sometimes. The mistakes come in many different forms, and they have different consequences. Some of the mistakes people have made were actually so colossal they – in a way – eventually ended up changing the world. Winston Churchill once said that history is written by the victors, but as you will see in this post, it is not always the case. From the sinking of RMS Titanic to the Deepwater Horizon oil spill, here are 25 Biggest Screw Ups That Completely Changed History.

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Londoners killing cats

catsSource: http://offbeat.topix.com, image: https://pixabay.com (public domain)

During the Great Plague of London in 1665, people suspected that cats were spreading the disease, so they started killing them. However, once the cat population started to fall, the plague got even worse – because there were no cats to kill the real plague carriers, the rats. The Great Plague eventually killed about 100,000 people, almost a quarter of London’s population, in just 18 months.


If you’re enjoying this list, be sure to check out 25 Biggest And Most Embarrassing Mistakes Ever Made.


Archduke Franz Ferdinand’s driver making a wrong turn

Archduke Franz FerdinandSource: forbes.com, image: https://commons.wikimedia.org (public domain: author's life + 80 yrs)

The assassination of Archduke Franz Ferdinand of Austria and his wife, Sophie, in Sarajevo on 28 June 1914 is considered the event that caused World War I. This tragedy could have been avoided had the archduke’s driver not made a wrong turn that took them in the path of the assassinator Gavrilo Princip. Princip, astonished at his unexpected opportunity, shot both the archduke and his wife dead.


Leaving the gate open in Constantinople

ConstantinopleSource: cracked.com, image: https://commons.wikimedia.org (public domain: author's life + 100 yrs)

From the mid-5th century to the early 13th century, Constantinople was the largest and wealthiest city in Europe as it survived many attacks and sieges from Barbars, Arabs, Bulgarians, and Russians. In 1453, the city was besieged by the Turks and someone accidentally left one of the gates open, allowing the Turks to get in. The inhabitants were massacred or enslaved and Emperor Constantine XI was killed.


Decca Records rejecting The Beatles

The BeatlesSource: independent.co.uk, image: https://cs.wikipedia.org (public domain: published between 1923 & 1977)

In February 1962, a relatively unknown music band The Beatles auditioned for the Decca Records Company in London. They performed 15 songs but did not give a particularly good account of themselves and the company rejected them. As we all know, The Beatles later became one of the most popular and successful bands of all time.


Austrian army defeating themselves

Austrian armySource: todayifoundout.com, image: https://en.wikipedia.org (public domain: author's life + 100 yrs or less)

In the 1788 Battle Of Karansebes (modern Romania), the Austrian army allegedly broke into two and ended up mistakenly fighting itself. The Turks, who the Austrians were supposed to fight, arrived on the site two days later to find 10,000 dead or wounded Austrian soldiers.

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