40 maps that explain World War I
The Map – AS History – The first World War 1914 – 1918
42 Maps that explain World War 2
Atlas of World War 1
ISIS – ISIL map, map of war in Syria, Iraq, Libya….
Maps of Syrian Civil War/Global Conflict in Syria
Institute for the Study of War – United States-based think tank founded in 2007 by Kimberly Kagan. ISW describes itself as a non-partisan think tank providing research and analysis regarding issues of defense and foreign affairs.
40 more maps that explain the world
PoliticalMaps.org searches the web for the latest political maps mostly based on US presidential elections. They primarily feature maps created by others with attributions including a link to the original source.
Maps of CIA featuring physiography and transportation maps.