Title: Start the Countdown | HowStuffWorks
Headings: 10 Worst Ways History Has Repeated Itself
10 Worst Ways History Has Repeated Itself
10: Military Miscalculations
9: Economic Crashes
8: Assassinations
7: Genocide
6: Pandemics
5: Shipwrecks
4: Tornadoes
3: Engineering Disasters
2: School Massacres
1: Mass Extinctions
History Repeats Itself FAQ
What are some examples of history repeating itself?
What does “history doesn't repeat itself, but it often rhymes” mean?
What does “history repeats itself, first as tragedy, second as farce” mean?
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Author's Note: 10 Worst Ways History Has Repeated Itself
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Content: REUTERS/Jeremiah Kamau/Files/Corbis
When people think of genocide, chances are their minds quickly turn to the Holocaust. During the horrific event, Nazi Germany systematically rounded up and imprisoned Jewish, gays, Roma people, communists and others who did not fit into Hitler's worldview. There, some 11 million concentration camp prisoners ultimately died from starvation, exhaustion or execution. It was so terrible, in fact, that German schools now mandate teaching of the Holocaust in hopes that future generations will never repeat the mistakes of their past [source: Frontline ]. And other countries have pledged to stop it if it does happen. " [ N]ever again will the world ... fail to act in time to prevent this terrible crime of genocide," U.S. President Jimmy Carter proclaimed in 1979 [source: Holocaust Museum, FAQs ]. But did you know there have been as many as two dozen instances of genocide since the Holocaust? [ source: