The leaders of Turkey's main opposition parties are attending the Democracy and Martyrs' Rally led by President Erdogan, which is intended to show solidarity against last month's failed coup attempt.
Both sides have exchanged letters to find way forward on the extradition of Fethullah Gulen, blamed by Turkey for orchestrating the July 15 putsch.
Sunday's 'Democracy and Martyrs Rally' will be a significant milestone in Turkey's political history, as both the ruling and main opposition parties will stand together in the name of democracy.
The July 15 coup attempt reveals the Fetullah Terrorist Organization's "dark side" said Turkish President Recep Tayyip Erdogan and warned countries in which the Fetullah Terrorist Organization (FETO) has established themselves.
The US Department of Justice is in the process of determining whether the documents received from Turkey constitute a formal request for US-based Turkish cleric Fethullah Gülen's extradition.
Muhammed Wisam Sankari went missing on July 23 after leaving his home in Istanbul's Fatih district. Two days later, his body was found mutilated and decapitated.
Subscribe to our Youtube channel for all latest in-depth, on the ground reporting from around the world.
Copyright © 2017 TRT World.