<h1>US Diplomatic Intervention Aims to Defuse Regional Tensions and Strengthen Strategic Partnerships Amid Security Challenges</h1> A diplomatic effort to reduce tensions between two regional powers unfolded as a US official mediated discussions following a terror incident. Concurrently, Pakistan appointed a new national security advisor amid ongoing regional challenges. In another development, counter-terrorism personnel were killed in northwest Pakistan during an operational clash. The US also signed a strategic minerals agreement with Ukraine, potentially securing continued military support.