[john70t]

https://en.wikipedia.org/wiki/The_Discoverers
https://www.goodreads.com/book/show/766235.Mathematics_in_Western_Culture

Both the above are similar to: https://en.wikipedia.org/wiki/Connections_(TV_series) which weaves history and fun together.
They just kind of subtly slip a whole bunch of learning into all that entertainment. I hated school but liked these.

For American-only history:
https://www.goodreads.com/book/show/1315335.The_Wars_of_America
https://www.amazon.com/How-States-Got-Their-Shapes/dp/0061431397
(I haven't read but the tv series was unique but dumbed-down for the USA crowd)

Okinawa WW2 from two different perspectives:
https://www.goodreads.com/book/show/2426315.Typhoon_of_Steel
https://www.goodreads.com/book/show/771337.The_Battle_for_Okinawa

One decorated soldier's struggle with military bureaucracy:
https://www.goodreads.com/book/show/1996708.Soldier