FRANKFURT, GERMANY - MARCH 18: Supporters of PKK terrorist organization stage a demonstration in Frankfurt, Germany on March 18, 2017. German authorities let terrorist organizations to gather in their city despite PKK is listed as a terrorist organization by Turkey, the U.S. and EU. ( Abdulselam Durdak - Anadolu Agency )
FRANKFURT, GERMANY - MARCH 18: Supporters of PKK terrorist organization stage a demonstration in Frankfurt, Germany on March 18, 2017. German authorities let terrorist organizations to gather in their city despite PKK is listed as a terrorist organization by Turkey, the U.S. and EU. ( Abdulselam Durdak - Anadolu Agency )
FRANKFURT, GERMANY - MARCH 18: Supporters of PKK terrorist organization stage a demonstration in Frankfurt, Germany on March 18, 2017. German authorities let terrorist organizations to gather in their city despite PKK is listed as a terrorist organization by Turkey, the U.S. and EU. ( Abdulselam Durdak - Anadolu Agency )
FRANKFURT, GERMANY - MARCH 18: Supporters of PKK terrorist organization stage a demonstration in Frankfurt, Germany on March 18, 2017. German authorities let terrorist organizations to gather in their city despite PKK is listed as a terrorist organization by Turkey, the U.S. and EU. ( Abdulselam Durdak - Anadolu Agency )
FRANKFURT, GERMANY - MARCH 18: Supporters of PKK terrorist organization stage a demonstration in Frankfurt, Germany on March 18, 2017. German authorities let terrorist organizations to gather in their city despite PKK is listed as a terrorist organization by Turkey, the U.S. and EU. ( Abdulselam Durdak - Anadolu Agency )