Relations between the two neighbors hit a low point this month, with fighting killing people on both sides of the border. At issue is a rise in militancy in Pakistan since the Taliban took over Afghanistan.

Tensions are rising as Afghanistan unveils a bold plan to build massive dams on the Kunar River—directly threatening Pakistan’s critical water supply. Following India’s controversial release of water into the Jhelum River,

Pakistan had launched airstrikes across the border earlier this month, and both sides exchanged heavy fire, killing dozens and prompting the closure of key crossings.

At a hearing Monday, the U.S. Supreme Court appeared sympathetic to a former soldier claiming that a contractor's negligence led to a Taliban suicide bombing on a U.S. base in Afghanistan.

Pakistan and Afghanistan have been holding peace talks as a tenuous ceasefire holds following cross-border clashes last month that left dozens of people dead and hundreds wounded. The fighting,