What We've Learned — And What We Haven't — In The 100 Years Since WWI Ended 4:27pm November 12, 2018 History Share URL copied to clipboard! Play Pause There was an error loading the media player. Copyright 2018 NPR. To see more, visit http://www.npr.org/. 300x250 Ad More All Things Considered Science Shortwave podcast explores Pluto's planetary demotion National Appalachian writer revisits J.D. Vance's 'Hillbilly Elegy' by Andrew Limbong 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate