<span style="color: #222222;">All India Radio's prestigious annual Sardar Patel Memorial Lecture will be delivered this year by India's Chief of Defence Staff General Bipin Rawat. CDS General Bipin Rawat will talk about 'Role of Indian Armed Forces in Nation Building'. The lecture will be broadcast on the occasion of Sardar Patel's birth anniversary tomorrow across All India Radio Network at 9:30 PM. The visual version of the lecture will be telecast on DD  National the same day at 10 PM.</span><br />