BOGOTA, COLOMBIA — The verdict this week was a milestone: A distant court affiliated with the Washington-based Organization of American States held the Colombian government responsible for the 1994 assassination of a prominent senator. * Prices listed where available. November UNITED STATES COLORED TROOPS GRAND REVIEW WEEKEND Descendants of African American Civil War troops convene in Harrisburg, Pa., to honor the contributions of the 180,000 black soldiers who fought on behalf of the Union. Through today. 717-635-6217. “Terra Incognita,†an art exhibition at the College of New Rochelle, displays familiar surfaces in unfamiliar ways. A conflict over a recent chemical spill at a factory has drawn attention to growing problems with environmental degradation and officials’ reluctance to take on polluters. THE HEMLOCK CUP Socrates, Athens, and the Search for the Good Life By Bettany Hughes Knopf.
484 pp. $35 When Bettany Hughes published her study of Helen of Troy in 2005, skeptics had good cause for doubt that anything worthwhile could be made out of such a hackneyed and intangible subject – an…