<http://schema.org/description>
"This World War II timeline highlights important dates from September 1939 to April 1940. This time period saw the official start to World War II on September 1, 1939 when Germany invaded Poland. Follow the events of World War II and the German invasion."^^<http://www.w3.org/2001/XMLSchema#string>
<http://history.howstuffworks.com/world-war-ii/start-world-war-21.htm>