Nearly one hundred thousand newly enfranchised blacks voted against race-baiting Eugene Talmadge in Georgia's 1946 Democratic primary. His opponent won the popular vote by a majority of sixteen thousand. Talmadge was elected anyway, thanks to the malapportioning county unit system, but died before he could be inaugurated, whereupon the General Assembly chose his son Herman to take his place. For the next sixty-three days, Georgia waited in shock for the state supreme court to decide whether Herman or the lieutenant governor-elect would be seated.

What had happened to so suddenly reverse...