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TOPSHOT - Protesters clash with police officers during a rally, in the Kadikoy district, in Istanbul, on July 20, 2021, called to mark on the anniversary of the 2015 suicide attack that took place in the southern Turkish town of Suruc. - Leftist youth gathered to protest as they mark the anniversary of a suicide bomb attacks which killed 31 people in Suruc, where activists had gathered to prepare for an aid mission to the nearby Syrian town of Kobane. It was one of the deadliest attacks in Turkey in recent years, and, the first time the government has directly accused the Islamic State group of carrying out an act of terror on Turkish soil. (Photo by BULENT KILIC / AFP) (Photo by BULENT KILIC/AFP via Getty Images)