Not all are as long, but how can you explain the politics of WW1 in steps in short doses. It was a very complicated war that any side could have won, nearly to the end.
I am sorry if you do not have the patience or wish to kill him without listening, that is fine. But yes, sometimes a longform lecture is better to get the point across, from multiple angles. So you can understand the complexity of the war, and the reason why the various nations drove themselves to the brink of death to win.
This is not your typical history/discovery channel condensed one hour crap.
Whatever, listen or don't. I enjoyed his blueprint for Armegeddon, and Wrath of the Khans series'.
I thought maybe others who are into military history would like it too.
http://www.dancarlin.com/hardcore-history-series/
Edit: find me one family member you have, that you talked to with a clear mind, not as a 3 year old, who was in WW1? We have the memoirs of the generals though, which Dan Carlin reads off, from both sides.
'In case anyone cares.