The request has nothing to do with European regulations or international standards.
A flight review can be avoided by completing the required knowledge and flight activitiy phases in the FAA-sponsored pilot proficiency award program WINGS. Guidance material at
https://faasafety.gov/WINGS/pub/learn_more.aspx The knowledge activities can be done online through that site. The flight activities can be done with a Part-FCL instructor. An SEP proficiency check with a Part-FCL examiner can also count. Contact any FAA Safety Team Program Manager (FPM) to have the flight credits manually applied to your FAA airman record,
https://faasafety.gov/FAASTApp/directory/default.aspx