1899 Boer War begins 1903 Wright brothers 1st plane flight 1912 Titanic sinks on maiden voyage 1914 - 1918 World War I 1922 USSR formed by Soviet states

1837 Queen Victoria assumes throne 1854 Crimean War with Russia 1869 Opening of Suez Canal 1871 Franco - Prussian War 1895 Marconi invents wireless telegraphy

1798 Irish revolt against English rule 1804 Napoleon becomes French Emperor 1805 Battle of Trafalgar, Nelson killed 1815 Battle of Waterloo, Napoleon defeat 1830 French Revolution

							Arie van Roon  b.           d.
				Willem van Roon  b.1831 Gouderak, Netherlands  d.1905 Rotterdam, Netherlands			Trijntje Gravensteijn  b.           d.
			Arie van Roon  b.1874 Delfshaven, Netherlands  d.1943 Rotterdam, Netherlands				Jan Pietersz Kruyt  b.1797 Kralingen, Netherlands  d.1870 Reeuwijk, Netherlands
				Commerijntje Kruit  b.1840 Reeuwijk, Netherlands  d.1903 Rotterdam, Netherlands			Neeltje Korsdr den Bleijker  b.1800 Sluipwijk, Netherlands  d.1849 Sluipwijk, Netherlands
			Magdalena Elizabeth de Bruijn  b.1875 Rotterdam, Netherlands  d.1919 Rotterdam, Netherlands

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