This is the author accepted manuscript. The final version is available from SAGE Publications via the DOI in this record.State secrecy is incompatible with the values of liberal democracy if there is no publicly reasonable justification for the concealment. So how can a liberal democracy continue to keep state secrets amidst suspicion that no such justification exists or that, worse, those secrets contain evidence of wrongdoing? This paper maps and critiques the justificatory strategies used by the British state to refuse to disclose secret material related to the 2003 Iraq War, despite widespread accusations of hidden deception and illegality. Through an analysis of the legal discourse that underpins freedom of information and disclosure p...