Turkey's Foreign Ministry has warned that its citizens traveling to the USA face the risk of arbitrary arrest.
"It has been observed that there is a recent increase in terrorist and violent attacks in the United States", the foreign ministry said, referring to several deadly incidents over the past few months.
Foreign ministry says revise travel plans or act with caution because of risks of "terrorism" and arbitrary detention.
The U.S. has recently experienced attacks in Ohio University, Forth Lauderdale-Hollywood Airport, Minnesota's Dar Al-Farooq Mosque and a Texas church, as well as cars ploughing into people in Charlottesville and NY.
Relations between the two North Atlantic Treaty Organisation allies have become increasingly strained over a number of issues, including Turkey's detention of two Turkish employees of United States diplomatic missions in the country.
Turkey has warned its citizens about traveling to the United States, in retaliation for a new U.S. travel advisory about Turkey.
The two countries have also fallen out over the US's refusal to extradite US-based cleric Fethullah Gulen, who Turkey holds responsible for the 2016 coup attempt, and United States military support for Kurdish rebels in Syria which Ankara considers a terrorist group.
The ministry also warned of alleged "arbitrary arrests" of Turkish citizens, including public servants travelling to the United States for official duty.
The ministry also pointed out the "arbitrary arrests" of Turkish citizens, including public servants travelling to the US for official duty.
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