New Delhi, Oct 1 (UNI) Prime Minister Narendra Modi today cautioned against the pressing challenges stemming from demographic shifts which are undermining social equality and national cohesion and said the gravity of demographic imbalances pose greater threat than even infiltration. He emphasized that India’s strength lies in its unity in diversity. “Social equality means ensuring justice by prioritising the deprived and reinforcing national unity. “As Prime Minister, I am satisfied that these concerns are being handled with urgency. And as a swayamsevak, I am proud that the Sangh has remained committed to national unity and cultural integrity,” he said.