I quoted an answer from why we should study history. 

This is the link:

https://this.deakin.edu.au/study/how-to-pass-year-12-legal-studies

Here is what I quoted from them:

Studying history enables us to develop a better understanding of the world in which we live. Building knowledge and understanding of historical events and trends, especially over the past century, enables us to develop a much greater appreciation for current events today.