Dudley Oliver Trench, b: 1901 - 5th.Baron Ashtown,

^{1950 Korean War begins}
^{1964 - 1973 Vietnam War}
^{1969 Armstrong first person on moon}
^{1986 Nuclear disaster at Chernobyl}
^{1989 Berlin wall falls}

^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}
^{1939 - 1945 World War II}
^{1945 Atomic bomb detonated (Hiroshima)}

^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}
^{1899 Boer War begins}
^{1903 Wright brothers 1st plane flight}


		^{Hon-Frederic Sydney C. Trench}^{b. d.}

	^{Frederic Oliver Trench}^{b.1868 3rd.Baron Ashtown d.1946}	^{Lady-Anne Le Poer Trench}^{b. d.1924}

^{Dudley Oliver Trench}^{b.1901 5th.Baron Ashtown d.1979}		^{Col-Robert Ashworth G. Cosby}^{b. d.}

	^{Violet Grace Cosby}^{b. d.}	^{Alice Sophia E. Pocock}^{b. d.}





^{Frances Natalie Barker-Hahlo}^{b. d.}