Account @ ErkanOzdemir wrote on Twitter: The US needs to think carefully.
Dervis Dagdas: For the benefit of the nation and people.
Melih Burakgur: My S-400 has arrived.
Ahmet Donmez: The S-400 has been deployed in the Black Sea. America be careful!
Kumtemir Ahmet: Dismantling the S-400 at Murted air base. Congratulations to the mother country and the nation.
Mert Ozdemir: It's amazing. Perhaps, for the first time, Turkey is not buying a bad and expensive product when there is a good product and a reasonable price.
Zuhal: Not the pipeline, this is the S-400. This pride is enough for all of us.
Jeren: I will give you my ex-lover. Throw this brainless guy into the S-400 and launch him with a missile.
Meltemceblogg posted a photo of a dish similar to Russia's missile defense system with the hashtag S-400.