Bayraktar
Other countries apart from Turkey, with TB2s would appear to include (in alphabetical order)

• Azerbaijan : Azerbaijani Ministery of Defence and Turkish Air Force
• Burkina Faso (Update : 07/01/2022)
• Equatorial Guinea
• Gambia
• Kyrgyzstan
• Libya
• Morocco : CN-AOM, CN-AOS
• Somalia (tentative)
• Ukrain

And odd ones

• TUAF304
• TUAF407
• and recently RSB7612 from Doha

Well, it's not nukes but probably just as bad : the Spanish PM who arrived in Ankara yesterday is going to build him an aircraft carrier !

An aircraft carrier ! During the press conference the mad pasha beamed : "We have numerous ongoing projects in the field of defense industry with Spain."

Es la economía, kid, nothing personal.