Bhopal, June 1 -- Prime Minister Narendra Modi on Saturday said 'sindoor' has become a symbol of valour following India's response to the Pahalgam terror attack, and warned Pakistan that bullets will be answered with cannon balls.

He also described Operation Sindoor as the biggest and most successful anti-terror operation in the country's history.

"Sindoor has now become a symbol of valour in the country.If you fire bullets, then rest assured that they will be answered with cannon balls," Mr. Modi said at the Lokmata Devi Ahilyabai Mahila Sashaktikaran Maha Sammelan here on the occasion of the legendary queen's 300th birth anniversary.

"India is a country of culture and traditions, and sindoor is a symbol of women's power in our tradit...