 Political prisoners and Union convicts incarcerated between 1861 and 1865. For more information, go to the Community Calendar under the Extras tab at thetalkofdelmava.com. June is National PTSD Awareness Month, learning more about the condition and how to get treatment. According to the National Center for PTSD, between 7 and 8 percent of the population will experience post-traumatic stress disorder during their lifetime.