This article from the NYTimes suggests that other monuments–having nothing to do with the Confederacy–are now being scrutinized for possible removal.
The movement carries significant potential political effects:
“The disputes over America’s racial past and public symbols have proliferated with dizzying speed, spreading to states far beyond the Confederacy and inspiring campaigns by minorities and political progressives across the country. But along the way, they have become to some an example of politically correct sentiments gone too far, with the potential to mobilize the right and alienate the center.”