Books that changed my life [Part 2: 11 to 20]

I recently did the top 20 books that changed my life. I took it very seriously.

[Continued from Books that changed my life [Part 1: 1 to 10]]

11-The Rise and Fall of the Great Powers by Paul Kennedy

This book was suggested reading by a political science professor at university. Ended up reading this instead of the required reading. Typical me.

12-DUNE by Frank Herbert