The country's Official Gazette announced on Wednesday the higher tariffs on a series of products including rice, vehicles, alcohol, coal and cosmetics.
The president issued a rallying cry for unity to resist what he has described as an economic war waged by the US.
The BBC Turkey correspondent Mark Lowen said Mr Erdogan's boycott could stoke tensions with the United States further - and Turks are waiting nervously for Mr Trump's response.
The tariff increases followed Donald Trump's decision last week to double United States tariffs on Turkish steel and aluminium, deepening Turkey's economic crisis. "If [the US] has the iPhone, there's Samsung on the other side", Erdogan was reported as saying.
White House press secretary Sarah Sanders said the U.S. had seen "no evidence that Pastor Brunson has done anything wrong". He added that US electronics would have sanctions placed on them.
The lira firmed as far as 5.75 against the dollar on Wednesday and stood at 6.08 at 0943 GMT in a move initially triggered by the Turkish court decision on the Greek soldiers who faced espionage charges.
Under the decree, Turkey will raise up to 100 percent or more on imports of US -origin products.
Investors are anxious not only about Turkey's souring relations with the U.S., a longtime North Atlantic Treaty Organisation ally, but also Turkish President Recep Tayyip Erdogan's economic policies and the country's high debt accumulated in foreign currencies. On Wednesday, a Turkish court in the Aegean province of Izmir, where Brunson is on trial, rejected the pastor's appeal to be released from house arrest.
Air quality alert issued for northwest Montana The Puget Sound Clean Air Agency does forecast air quality levels to return to GOOD to MODERATE by Wednesday and beyond. For more information on ways to reduce your exposure, see the Washington Department of Health's Smoke From Fire tips .
Ooredoo Oman opens pre-booking for Galaxy Note 9 And with the Note 9's release date fast approaching retailers have started offering money-off deals on the Note 8. The Galaxy Note 9 will be available in three colors- Midnight Black, Ocean Blue and Metallic Copper.
Erdoğan and Trump are locked in a dispute about the U.S. pastor Andrew Brunson, who was arrested nearly two years ago and accused of plotting against the Turkish government. In addition, the US has placed sanctions on two Turkish ministers over the arrest of an American pastor who is charged with having links to terrorism.
Erdogan says Turkey is the target of an economic war, and has made repeated calls for Turks to sell their dollars and euros to shore up the national currency.
Turkey has increased tariffs on some United States imports, including cars, alcohol and tobacco, as the diplomatic row between Ankara and Washington escalates.
The Turkish central bank has pledged to take "all necessary measures" to stabilize the country's economy to make sure the banks have all the money they need.
"Surely, Moscow might be happy to exploit this crisis especially as calls for boycotting iPhones could easily escalate to demands for reduced military cooperation, for example, with regard to Incirlik [Air Base] or other US-NATO facilities in Turkey at a time when Washington still doesn't have an ambassador there".
"We view the policy of sanctions as unlawful and illegitimate, driven mostly by a desire to dominate everywhere and in everything, dictate policies and call shots in global affairs", Lavrov said.
Lavrov, alongside Turkish Foreign Minister Mevlut Cavusoglu, also declared, "We are at a turning point, without exaggeration, in world history" from dominance by a single power toward a multipolar environment.
She said she helped a man who had been shot in the leg make a tourniquet out of his shirt to try to stop the bleeding. The gunman and a woman then fled in a vehicle , but crashed into the back of a police auto , injuring two officers.
Even so, a seven-day suspension is a slap on the wrist when compared to punishments dished out to Jones by other companies. But Twitter CEO Jack Dorsey defended his company's decision last week not to ban Jones, saying he did not break any rules.
They then provided actual figures for the 20-month period following Obama's first and second election to Trump's election. When Obama was president, he created almost 3 million jobs for blacks, about 15 times what Sanders claimed.
The CSO data revealed that inflation in vegetables declined by (-) 2.19 percent last month, compared to 7.8 percent in June. Price data are received through web portals, maintained by the National Informatics Centre.
Paul McCartney and John Lennon's sons gave Beatles fans flashbacks on Monday when the two offspring shared a selfie on Instagram. The photo now has more than 26,000 likes on social media platform, with many commenters getting overjoyed over the reunion.
If you or someone you know is in crisis, call the National Suicide Prevention Lifeline at 800-273-8255 or text TALK to 741741. She soon fell in love with a fellow pupil at her new school who stood by her as she suffered severe health problems.
Ultimately, she said, "But I didn't did". "Spending those last few moments with you were everything", Jackson wrote on Instagram . Paris posted this, "I can't believe my grandma made it to our second live show, and she actually liked it!?!"
Leaked Motorola P30 images reveal key selling points
So far, the alleged specifications of the P30 include a 6.2-inch notch display with FHD+ resolution and 19:9 aspect ratio. That's not the most exciting way to sell a phone, but at the same time, hardware is hardly a problem with the iPhone X.