HYDERABAD: Union defence minister Rajnath Singh will be the chief guest for the Telangana Liberation Day celebrations being organised by the Central government at Parade Grounds, Secunderabad on September 17. The event will begin at 7.30 am and conclude by noon. The official event, which was being organised by the Narendra Modi government for the last couple of years on September 17, will be attended by several Union ministers, including Gajendra Singh Shekhawat, G. Kishan Reddy, and Bandi Sanjay Kumar.