Pakistan has launched deadly air strikes along its border with Afghanistan, breaking months of relative calm in the restive region.
Information Minister Attaullah Tarar said 26 militants had been killed in "calibrated strikes" on four targets. Afghanistan's Taliban government said 13 people, mostly children, were killed in Pakistani strikes in three provinces.
Pakistan has long accused Afghanistan of harbouring terrorists who carry out attacks on its soil, a claim the Taliban government rejects.
In February, clashes between the two countries left dozens of people dead. In March a Pakistani strike on a drug rehabilitation centre in Kabul killed hundreds.
The two countries had agreed a ceasefire last October following weeks of deadly clashes.
Tarar said Wednesday's strikes had been a re