Herbert Chenevix-Trench, b: 1892 -

^{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}

^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}
^{1837 Queen Victoria assumes throne}


			^{Rev-Richard Chenevix-Trench}^{b.1807 d.1886}

		^{Rev-Herbert F. Chenevix-Trench}^{b.1850 d.1900}	^{Hon-Frances Mary Trench}^{b. d.1890}

	^{Herbert Chenevix-Trench}^{b.1892 d.1971}		^{Henry Trench}^{b. d.}

^{Robert Hugh Chenevix-Trench}^{b.1923 d.1924}		^{Isabella Catherine Trench}^{b. d.1927}	^{Hon-Georgina M. A. Bloomfield}^{b. d.}

^{F R Chenevix-Trench}^{b. d.}

^{V H Chenevix-Trench}^{b. d.}		^{Robert Carstairs Bell}^{b. Melbourne, Australia. d.}

	^{Marjorie Bell}^{b. d.1962}