1949 or 1958 or 1967 or 1976 or 1985 or 1994
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1913 was the only year in the 20th century that Easter Sunday was on the 23rd of March.
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"23 Skidoo", which was an American catch phrase in the early 20th century.
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According to her wikipedia article Ayrton died in the 20th century, specifically on 23 August 1923.
23rd century
Right now,its 19th on June 20th it`ll be the 20th.
Well, a lot of things happened in the 20th century, such as the first aeroplane flight, and the first man on the moon. The 20th century started on the 1st of January1900 at 00:00, and ended on the 31st of December 1999 at 23:59. Mount Everest was climbed in the 20th Century, and World War 2 happened - continuing for 6 years! It started in 1939 and finally finished in 1945. I know the 20th Century seems old, but if it hadn't have happened, the computer, phone and car probably wouldn't have been invented! Plus, England would never have won the World Cup! So, i hope you've learnt quite a bit about the 20th Century, and remember, if the year starts with 19_ _, then it happened in the 20th Century.
The 20th Century-Fox Hour - 1955 False Witness - 2.9 was released on: USA: 23 January 1957