The war in Ukraine is most unlikely to end in a negotiated compromise because a mutually acceptable agreement is structurally impossible. It will continue until one side concludes that its continuation is not worth the cost.
Warren G. Harding sought a peaceful world; Franklin D. Roosevelt deceived the nation into total war. No two U.S. presidents were more diametrically opposed on the issues.
With the war in Ukraine dangerously close to Poland, the specter is raised of the forgotten Polish-Soviet War of 1920. American pilots came to Poland's aid in that war, most importantly World War I veteran and King Kong director Merian C. Cooper.