Dhaka, May 7 -- India launched missile attacks on several sites in Pakistan-administered territory early Wednesday, killing at least eight people, including a child, in what Pakistan's leadership has termed an "act of war."

According to Indian authorities, the strikes targeted infrastructure allegedly used by militants linked to the recent massacre of tourists in Indian-administered Kashmir. Meanwhile, the Indian army reported that three civilians were killed in Pakistani shelling in Indian-controlled Kashmir.

Tensions have sharply escalated between the nuclear-armed rivals following the deadly attack in Kashmir, which India blames on Pakistan-backed militants-an allegation Islamabad has firmly denied.

Prime Minister Shehbaz Sharif con...