1) Free 2) Release 3) To lift the restrictions on 1) Unseal 
[v] - lift the restriction on and make available again
declassify To lift the restriction on and to make available again.
verb lift the restriction on and make available again; `reclassify the documents`
to remove the classification from (information, a document, etc.) that restricts access in terms of secrecy, confidentiality, etc. Cf. classification (def. 5).