| April 24th 1910 | | German Catholic youth movement Quickborn forms
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| April 24th 1915 | | German army fires chloroform gas in Ieper
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| April 24th 1915 | | Massacre of Armenians by Turks starts (Armenian Martyrs Day)
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| April 24th 1915 | | Pitts' Frank Allen no-hits St Louis (Federal League), 2-0
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| April 24th 1916 | | Easter rebellion of Irish against British occupation begins
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| April 24th 1917 | | Yankee lefty George Mogridge no-hits Red Sox 2-1 at Fenway
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| April 24th 1920 | | British Mandate over Palestine goes into effect (lasts 28 years)
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| April 24th 1920 | | Polish troops attack Ukraine
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| April 24th 1921 | | 1st municipal elections for men & women in Belgium
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| April 24th 1923 | | Colonel Jacob Schick patents Schick shavers
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| April 24th 1923 | | General harbor strike begins in NYC
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| April 24th 1925 | | 88øF highest temperature ever recorded in Cleveland in April
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| April 24th 1928 | | Fathometer, which measures underwater depth, patented
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| April 24th 1929 | | 1st non-stop England to India flight takes-off
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| April 24th 1929 | | Thorvald Stauning becomes premier of Denmark
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