10 DEADLIEST Mistakes in Human History

These decisions cost humanity dearly. Welcome to WatchMojo, and today we’re looking at ten horrible choices from human history that had disastrous - and deadly - consequences. Our countdown of the deadliest mistakes in human history includes Russia Invades Ukraine (2022-), Moctezuma II Welcomes the Spanish (1519), Stalin’s Terror Famine (1932-33), and more! Did we make a huge mistake and leave one of history’s deadliest blunders off of our list? Let us know in the comments below.

Watch more great history videos here:
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Top 10 Mind-Blowing Alternate Histories That Almost Happened: https://youtu.be/3M4aYRHnqpA
Top 10 Historically Accurate Movies: https://youtu.be/_q8NCKx3Pgw

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#Deadliest
#Mistakes
#History
#Humanity
#War
#Famine
#Politics
#Disaster
#Deadly