Try to hit: Turkish/Syrian/Iranian/Saudi:

[Catarinense1998]

New challege: I put 1person of each ethny in title, so you need to hit. Sorry for open more 1 thread in this format, but I basically like this format - pratic and simple. Lets go:

1 -
https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcSAati5v8v3y9CmXt7UaKmBUMYGf70bk gvcLnF5pBmI0RHyFHpKkQ

2 -
https://upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Portrait_of_Binali_Y%C4%B1ld%C4%B1r%C4%B1m_%28crop ped%29.jpg/220px-Portrait_of_Binali_Y%C4%B1ld%C4%B1r%C4%B1m_%28crop ped%29.jpg

3 -
https://upload.wikimedia.org/wikipedia/commons/thumb/0/00/Sixth_International_Conference_in_Support_of_the_P alestinian_Intifada%2C_Tehran_%2815%29_%28crop_of_ Ali_Larijani%29.jpg/220px-Sixth_International_Conference_in_Support_of_the_P alestinian_Intifada%2C_Tehran_%2815%29_%28crop_of_ Ali_Larijani%29.jpg

4 -
http://en.ammonnews.net/img/big/20157151810RN968.jpeg

[Catarinense1998]

Who already know about the answer, please, not post anything, or try to troll. Thanks.

[CommonSense]

1. Syrian
2. Turkish
3. Saudi
4. Iranian

[Catarinense1998]

1. Syrian
2. Turkish
3. Saudi
4. Iranian

Good guess. Almost hit.

[Ülev]

Syria, Turkey, Persia (Iran), Saudi Arabia

[Catarinense1998]

Syria, Turkey, Persia (Iran), Saudi Arabia

Good guess.

[Valwar]

1. Syrian
2. Turk
3. Iranian
4. Saudi