2 year delta
3year delta 1/2
3year delta 2/2
https://www.newsweek.com/2020/12/11/love-flag-explains-iwo-jima-memorials-power-whether-we-should-topple-other-monuments-1549861.html
Love for the Flag Explains the Iwo Jima Memorial's Power—and Whether We Should Topple Other Monuments
BY KEITH LOWE ON 11/25/20
https://archive.is/FAgoi