Charlotte Anne Trench, b: 1871 -

^{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}



	^{Richard Altamont Smythe}^{b. Court-na-, County ublin d.1924}

^{Alan Theodore Smythe}^{b.1887 d.1941}

	^{Frances Anne Jane Bellingham}^{b. d.}

		^{Frederick Mason Trench}^{b. Castle Oliver, Yks. d.1880}

	^{Hon-Frederic Sydney C. Trench}^{b. d.}	^{Harriet Georgiana Cosby}^{b.1811 d.1845 Woodlaw, County Galway}

^{Charlotte Anne Trench}^{b.1871 d.1947}		^{William Thomas Le Poer Trench}^{b.1803 3rd. Earl of Clancarty d.1872}

	^{Lady-Anne Le Poer Trench}^{b. d.1924}	^{Lady Sarah Juliana Butler}^{b. d.}