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 |
Otto Sackur b.1880 d.1914 | ||||||||
Toni Sackur b.1910 d. | ||||||||
Irene Sackur b.1913 d. | Seelig Bielschowsky b.1811 d.1895 Namslau, Opole, Poland | |||||||
Otto Sackur b.1915 d.1991 | Gustav Bielschowsky b.1850 d.1895 Breslau, Poland | Rosalie Schweitzer b.1812 d.1893 Namslau, Opole, Poland | ||||||
Käthe Bielschowsky b.1881 d.1956 | Louis Sachs b.1820 d.1868 Breslau, Poland | |||||||
Rosette Sachs b.1858 d.1939 Berlin, Germany | Auguste Bielschowsky b.1829 d.1877 | |||||||