There's still a chance that the U.S. would hit the Turkish government for choosing to buy Russian anti-aircraft defense systems instead of U.S-made fifth-generation stealth fighter jets. Reuters focused on the issue in its recent article, quoting the U.S. administration officials.
"After meeting U.S. President Donald Trump over the weekend in Japan, Turkish President Tayyip Erdogan said Ankara would be spared damaging U.S. sanctions once Russia’s S-400 air defense system starts arriving in Turkey in coming days. Trump appeared sympathetic to Erdogan at the talks and reluctant to publicly commit to sanctions — despite being repeatedly asked by reporters. But U.S. government officials told Reuters that, at least so far, the administration intends to impose sanctions on Turkey and pull it from the F-35 fighter jet program if it takes delivery of the Russian S-400 system, as expected", Reuters wrote.
“The United States has consistently and clearly stated that Turkey will face very real and negative consequences if it proceeds with its S-400 acquisition, including suspension of procurement and industrial participation in the F-35 program and exposure to sanctions under the Countering America’s Adversaries through Sanctions Act (CAATSA),” a State Department spokeswoman said as quoted by the news agency.
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