Biggest challenge to democracy?

“We don’t study history in a way that we can apply it.” This was identified as “the biggest challenge we face in all the Western democracies,” by Jim Mattis, former commander of US military forces in Iraq and Afghanistan and former Secretary of Defense, in an interview this morning on National Public Radio. https://www.npr.org/2019/09/03/756976562/a-leaders-job-is-to-set-the-vision-retired-gen-mattis-says