 | 1914 - 1918 World War I 1922 USSR formed by Soviet states 1939 - 1945 World War II 1945 Atomic bomb detonated (Hiroshima) 1950 Korean War begins | 1871 Franco - Prussian War 1895 Marconi invents wireless telegraphy 1899 Boer War begins 1903 Wright brothers 1st plane flight 1912 Titanic sinks on maiden voyage | 1815 Battle of Waterloo, Napoleon defeat 1830 French Revolution 1837 Queen Victoria assumes throne 1854 Crimean War with Russia 1869 Opening of Suez Canal |
| | | | | | | | |
 | Hendrik Dekkers b.1813 Etten-Leur, Netherlands d. |  | | |||||
|  | | | |||||
| Gerardus Dekkers b.1815 Etten-Leur, Netherlands d. |  | ||||||
| | | ||||||
| Adrianus Dekkers b.1816 Etten-Leur, Netherlands d. |  | Cornelis Gerardus Dekkers b. d. | |||||
| | | | | ||||
| Francus Dekkers b.1819 Etten-Leur, Netherlands d. | | ||||||
| | |||||||
| Maria Dekkers b.1820 Etten-Leur, Netherlands d. | | | |||||
| | | | |||||
 | Cornelis Dekkers b.1822 Etten-Leur, Netherlands d. | | ||||||
| | | ||||||
| Anna Cornelia Dekkers b.1823 Etten-Leur, Netherlands d. | | Helena van Dun b. d. | |||||
| | | | | ||||
| Antonij Deckers b. Etten-Leur, Netherlands d. |  | ||||||
| | |||||||
| |  | ||||||