Some more great history freebies for you.
Mayan Civilization: A History From Beginning to End: https://www.amazon.com.au/Mayan-Civilization-History-Beginni…
Sumerians: A History From Beginning to End: https://www.amazon.com.au/Sumerians-History-Beginning-Henry-…
Franklin Roosevelt: A Captivating Guide to the Life of FDR (Captivating History): not free in the AU store
History of the Franks: A Captivating Guide to a Group of Germanic Peoples Who Invaded the Western Roman Empire: https://www.amazon.com.au/gp/product/B095M8932P
US Links:
Mayan Civilization: A History From Beginning to End: https://www.amazon.com/Mayan-Civilization-History-Beginning-…
Sumerians: A History From Beginning to End: https://www.amazon.com/Sumerians-History-Beginning-Henry-Fre…
Franklin Roosevelt: A Captivating Guide to the Life of FDR (Captivating History): https://www.amazon.com/gp/product/B073YGYSSN
History of the Franks: A Captivating Guide to a Group of Germanic Peoples Who Invaded the Western Roman Empire: https://www.amazon.com/gp/product/B095M8932P
I thought this was an expansion for Civ