Marine A Wins Appeal Against Murder Conviction

Alexander Blackman's conviction was downgraded from murder to manslaughter by diminished responsibility after new psychiatric evidence showed he suffered from Combat Stress during his service in Afghanistan. The appeal was supported by high-profile figures, and the decision reflects the extreme pressures Blackman faced. Despite the favorable judgment, Blackman remains in prison awaiting a new sentencing hearing.

What were the circumstances that led to the judges downgrading Blackman's conviction?

What was the public reaction to Alexander Blackman's conviction and subsequent appeal?