By Nancy Melton-Helal, nmelton@cherryroad.com 1. Learn area history: “Hang On Harry: the 1940 Election and Harry Truman’s Remarkable Victory,” 7 p.m. Jan. 20, East Lee’s Summit branch of the Mid-Continent Public Library, 2240 S.E. Blue Pkwy., Lee’s Summit, 816-759-2085. Hear the story of Harry Truman’s 1940 race to be re-elected to the U.S. Senate. Terence…