William Zimmerman, b: 1865 -

^{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}



		^{Peter Zimmerman}^{b.1842 Ohio d.1931 Garden City, Missouri}

	^{William Zimmerman}^{b.1865 d.1946}

^{Pearl May Zimmerman}^b.1890 d.		^{Magdalena Slagle}^{b.1846 Tazewell Co., Illinois d.1921 Roanoke, Illinois}

^{Josephine Zimmerman}^{b.1892 d.1970}

^{Ada Zimmerman}^b.1895 d.

	^{Leah Schlabach}^{b.1867 d.1947 Burnside, illinois}