World War I involved 32 nations from 1914 to 1919. It redrew the world map and reshaped many borders ... The German Empire became Germany, and Germany lost substantial territory outside Europe.

The past 100 years have seen another world war and the rise and fall of the Soviet ... (Pull cursor to the right from 1914 to see 1914 map and to the left from 2014 to see the modern map) ...