| 1891 | | Helsingborg´s Rubber Factory Is Founded | |
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| 1892 | | Den första svenska tågfärjan på H-H - linjen | |
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| 1897 | | The Coast Railway Is Opened | |
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| 1903 | | Industrial Exhibition in Helsingborg | |
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| 1903 | | Ellehammer flies | |
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| 1907 | | Industrial Exhibition in Lund | |
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| 1910 | | The First Aeroplane over the Sound | |
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| 1914 | | The Three Kings´ Meeting in Malmö | |
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| 1914 | | The Three Kings´ Meeting in Malmö | |
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| 1915 | | Thulins Aviation Industry | |
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| 1916 | | Mine Blockade in the Sound | |
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| 1917 | | The Russian Revolution | |
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| 1918 | | The First World War Ends | |
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| 1919 | | Peder Christensen mayor in Elsinore | |
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| 1924 | | Bulltofta Airport Is Opened | |
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| 1925 | | Kastrup Airport Is Opened | |
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| 1935 | | Tretorn starts a Factory in Elsinore | |
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| 1936 | | The Spanish Civil War | |
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| 1939 | | Compulsory Passports in the North | |
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| 1940 | | Denmark Is Occupied by German Troops. | |
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