On This Day in Tech History

Stories PublishedNovember 20Throughout History
Historic Tech Events
Congress Investigates Communists in Hollywood

Congress Investigates Communists in Hollywood

1947

On October 20, 1947, the notorious Red Scare kicks into high gear in Washington, as a Congressional committee begins investigating Communist influence in one of the world’s richest and most glamorous communities: Hollywood.

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Libyan dictator Muammar al‑Qaddafi is killed

Libyan dictator Muammar al‑Qaddafi is killed

2011

On October 20, 2011, Muammar al-Qaddafi, the longest-serving leader in Africa and the Arab world, is captured and killed by rebel forces near his hometown of Sirte. The eccentric 69-year-old dictator, who came to power in a 1969 coup, headed a government that was accused of numerous human rights violations against its own people and was linked to terrorist attacks, including the 1988 bombing of a Pan Am jet over Lockerbie, Scotland.

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The Famous Sydney Opera House opens

The Famous Sydney Opera House opens

1973

After 15 years of construction, the Sydney Opera House is dedicated by Queen Elizabeth II on October 20, 1973. The $80 million structure, designed by Danish architect Jørn Utzon and funded by the profits of the Opera House Lotteries, was built on Bennelong Point, in Sydney, Australia.

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