Here’s an advance look at some of the “This Day in Geographic History” (TDIGH) events coming up this week. For each date, we’ve matched it with a map or visual, background information, and a classroom activity so you can plan ahead. Monday, January 30 TDIGH: Tet Offensive The 1968 surprise attacks carried out by communist-affiliated troops against South Vietnamese and American forces shifted public opinion … Continue reading This Week in Geographic History, January 30 – February 5