Sounds reveille streets Okučani began on Tuesday, 1. May 2018. The, 23. anniversary of the military operation 'Flash' is 1995. The liberated Western Slavonia. In memory of Croatian soldiers killed and deaths due to injuries in the VRO Flash, Ministry of Croatian defenders, in cooperation with the municipality Okučani, build the memorial, "Crystal cube of brightness" which is on otrkiveno 23. anniversary this vibrant surgery.