Zveno Member Trait ID
The gain_xp trait ID for Zveno Member in Hearts of Iron IV is trait_BUL_zveno_member.
Zveno Member
AllPersonality Trait
Grant this trait to your selected commander with the gain_xp command and the trait ID trait_BUL_zveno_member.
About this trait
This leader is a member of the Zveno and will side with this faction if conflict breaks out.