Petition from Akiva Brun to Bagatz (Israel High Court) against Provisional Government, requesting to revoke the directive declaring Lehi Movement a terrorist organization;
Correspondence between Akiva Brun and Interior Minister Yitzhak Greenboim, about Lehi leaving the Underground and becoming a legitimate political movement.
Memorandum from Lehi Movement about delegitimization of Lehi Movement, mass arrest of its members, detention under difficult conditions and demand to be made legal again.