“Many people across the globe suffer silently with PTSD (post-traumatic stress disorder). In an effort to educate the public and help those affected, June 27 has been named PTSD Awareness Day.”
https://www.redcross.org/about-us/news-and-events/news/2020/ptsd-awareness-day-talking-about-a-silent-disorder.html
Learn more:
https://www.apa.org/topics/ptsd/ptsd-awareness
https://www.ptsd.va.gov/understand/awareness/index.asp