A People's History of the United States by Howard Zinn is on sale for $1.99 from the usual vendors:
https://www.amazon.com/dp/B015XEWZHI
https://www.kobo.com/us/en/ebook/a-p...nited-states-4
Not gonna lie, though I did find this book interesting, I petered out around the Nixon years. I did finish his more autobiographical work,
You Can't Be Neutral on a Moving Train.