Russian S-400 air defence system is seen as one of the most advanced missile systems in the world, capable of tracking several targets simultaneously.
The 17th plane carrying the hardware for long-range air defence system arrived in Turkey's capital Ankara on Thursday.
"Turkey fulfills all NATO requirements ... We strongly reject linking this matter with the F-35 [fighter jet programme]," Turkey's Defence Minister Hulisi Akar says.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2021 TRT World.