THE TROJAN HORSE
In the 12th century BC, the Trojans made the biggest mistakes which their decline. At that time, the walls of the city of Troy were so high and strong, that the Greek army could not be get through it. So they planned a trick. They pretended to end the war and sent a large wooden horse to Troy as a gift which the Trojans accepted. At night, when everyone was asleep, the Greeks soldiers came out of the horse and opened the gates of the city, letting the Greek army in. As a result of this biggest mistakes, Troy was captured which ultimately led to the decline of this city.
LOSS OF MARS CLIMATE ORBITER
In 1999, the engineers of Lockheed Martin designed a part of the spacecraft using the imperial system of measurement while the rest of the team used the standard metric system. Because of the difference in the measurement system, the spacecraft could not receive the commands and it was lost forever. This biggest mistakes was worth a loss of $125 million.
FRANCE ORDERS TOO WIDE TRAINS
In the year 2014, the French railway state, SNCF ordered a fleet of 2000 trains at a cost of $20.5 billion. They later discovered that the trains were too wide for many regional platforms across the country. So the railways had to spend $68.4 million again to fix this biggest mistakes.
HITLER'S LIFE SPARED
During World War I, English soldier Henry Tandey came face to face with a wounded 29 year old German soldier. As he felt pity on the wounded soldier, instead of shooting him, he let him go and the soldier nodded in thanks and disappeared. That 29 year old soldier was Adolf Hitler, who is known to be one of the cruelest dictators of all time. The consequences of this biggest mistakes were suffered by the whole world.
FACEBOOK REJECTS BRIAN & JAN
In 2009, Facebook refused to give a job to the programmers Brian Acton and Jan Koum at a job interview. Later on, this rejection turned into their biggest mistakes when Facebook paid $19 billion for Whatsapp, a company developed by Brian and Jan after getting rejected.
THE GREAT CHINESE FAMINE
During the rule of Mao Zedong in 1958 in China, the ruler declared sparrows to be a pest. So, his army killed thousands of sparrows. This biggest mistakes increased the number of locusts and other pest which damaged the crops and ultimately, led to the Great Chinese Famine during which, 20-45 million people died.
EXCITE REFUSES TO BUY GOOGLE
In 1999, Larry Page and Sergey Bin, founders of Google, offered George Bell, the then CEO of Excite company to buy Google for $1 million but George rejected the offer. Larry and Sergey even came down to $750,000 but Bell still refused to accept the offer, making his biggest mistakes. However, Google’s present worth is now $498 billion.
JAPAN AIRLINES PLANE CRASH
In 1978, a Boeing 787 from the Japanese Airlines had a damage on the rear pressure bulkhead. During its repair, the technicians made their biggest mistakes by not following the appropriate guidelines and method which led to its crash in 1985 in which 520 people died. After the incident, the then President of Japan Airlines resigned and the maintenance manager committed suicide.
TERRA BUYS LYCOS
In 2000, Terra, a Spanish telecom company made a biggest mistakes while buying Lycos, the then third most-visited site in American for $12.5 billion. But, after the dot com bubble burst, Lycos lost its importance and was sold in 2004 by Terra to Daum Communications Corporation, a South Korea based company for $95.4 million cash.
DECCA REJECTS THE BEATLES
In the year 1962, The Beatles and The Tremeloes auditioned for the Decca records. The then head of the Decca Records, Dick Rowe rejected The Beatles and signed up The Tremeloes, a choice which is considered as the biggest mistakes in the history of music. Afterwards The Beatles gained international stardom and went on to become the best-selling music artist worldwide with over 600 million sales.