It was mainly states' rights that was war's impetus, per state education standards
                                
                                
                                    (Newser) -
                                    About 5 million Texas schoolchildren will get their hands on brand-new social studies textbooks when school starts up again, the  Houston Chronicle  reports—textbooks that  USA Today  says are "misleading, racially prejudiced, and, at times, flat-out false." The beef with the new primers: They're in keeping with...