India, May 9 -- Sounds of blasts were heard in Jammu early Friday morning, triggering sounds of sirens and a blackout in the city. The blast sounds were heard around 4.15am.

The development came hours after India thwarted the Pakistani military's attempts to target military installations in border areas. Follow LIVE updates.

The Indian armed forces repulsed multiple Pakistani strikes in Jammu & Kashmir, Punjab, Rajasthan and Gujarat as a blackout was enforced across a wide swathe of the western border.

At least eight Pakistani missiles were intercepted at Satwari, Samba, RS Pura and Arnia in the Jammu region as India's S400 air defence system shot down hostile missiles at multiple places along the western border.

"Military stations at...