How to Unban IP in Crowdsec

sudo cscli decisions list

sudo cscli decisions delete --ip 1.2.3.4

Note: where ip 1.2.3.4 rplace with the IP to unban 

To ban you can put this command sudo cscli decisions add -i 1.2.3.4

For further read go to https://docs.crowdsec.net/docs/v1.0/user_guides/decisions_mgmt/

To search for specific country use this sample code for reference sudo cscli decisions list | grep US