A field gun is a field artillery piece.
The Krupp family (see pronunciation), a prominent 400-year-old German dynasty from Essen, became famous for their production of steel, artillery, ammunition, and other armaments.
The Wehrmacht (lit. "defence force")From wehren, "to defend" and Macht., "power, force".
World War I (often abbreviated as WWI or WW1), also known as the First World War, the Great War, or the War to End All Wars, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.