Any Anthony Beevor books really - Stalingrad, Berlin, D-Day. Max Hastings can be good too - but harder to read On a history topic im liking Dan Snows podcast,

Any Anthony Beevor books really - Stalingrad, Berlin, D-Day. Max Hastings can be good too - but harder to read On a history topic im liking Dan Snows podcast, and Al Murrays We have ways of making you talk podcast