Chelsea Manning ripped the decision by President Donald Trump to ban transgender people from serving in the military.
In a Wednesday tweet, Manning wrote:
Her comments follow Trump's announcement on Twitter:
While serving in the Army, Manning was imprisoned for leaking classified information to WikiLeaks, The Hill noted.
Former President Barack Obama had commuted her sentence.
Manning had become a transgender rights advocate after disclosing in 2013 that she identified as a woman, The Hill said. She eventually received hormone therapy treatment while behind bars.