What former Chechen independence member's birthday was the same day as the Grozny bombing?
2014 Grozny bombing:  On October 5, 2014 a 19-year-old man named Opti Mudarov went to the town hall where an event was taking place to mark Grozny City Day celebrations coinciding with the birthday of Chechen President Ramzan Kadyrov.
i don't know