In the wee hours of Wednesday morning, Baltimore removed its four Confederate monuments, including statues of Confederate Generals Robert E. Lee and Thomas J. "Stonewall" Jackson. This action followed this weekend's events in Charlottesville, Va., when white supremacists protested the removal of a Lee statue, and events this week, when protesters vandalized Confederate statues in Durham, N.C., Louisville, Ky., and Gainesville, Fla. Activists and government leaders are calling for more removals, while some counter protesters have organized to protect some monuments. Here is a brief summary of the monuments under attack — and those that aren't.