| 1945 Atomic bomb detonated (Hiroshima) 1950 Korean War begins 1964 - 1973 Vietnam War 1969 Armstrong first person on moon 1986 Nuclear disaster at Chernobyl  | 1903 Wright brothers 1st plane flight 1912 Titanic sinks on maiden voyage 1914 - 1918 World War I 1922 USSR formed by Soviet states 1939 - 1945 World War II  | 1854 Crimean War with Russia 1869 Opening of Suez Canal 1871 Franco - Prussian War 1895 Marconi invents wireless telegraphy 1899 Boer War begins  | 
![]()  | ![]()  |  Arthur Powell b. d.  | ||||||
![]()  |  Arthur Crofts Powell b.1844 Lewes, Sussex. d.1929 Hawstead, Surrey  | |||||||
|  Unnamed Powell b.1887 Dorking, Surrey. d.  | ![]()  |  Fanny Charlotte Crofts b. d.  | ||||||
|  Margaret Joyce Powell b.1888 Dorking, Surrey. d.1965 Farnham, Surrey.  | ![]()  | |||||||
![]()  | ![]()  |  John Hart b. d.  | ||||||
![]()  |  Margaret Hart b. d.  | |||||||
![]()  | ![]()  |  Margaret Gilmour Todd b. d.  | ||||||
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