President Putin made three foundational assumptions in launching his war against Ukraine that should have been correct but were not. First, Putin assumed the invasion of Ukraine would be a quick and easy fight. Second, he assumed the world would denounce the invasion but tacitly allow it. Third, Putin assumed the war would deter NATO expansion.
I was passed over the first time considered for promotion. I was one of two armor officers selected above the zone for colonel on the 2000 U.S. Army promotion list, and, in reflecting on that time, I thought I should write about the advice I received prior to pinning on the rank and share some lessons I learned along the way.
