The deal was announced after four days of previously undisclosed talks in Beijing between top security officials from the two rival Middle East powers. Friday’s agreement, signed by Iran’s top security official, Ali Shamkhani, and Saudi Arabia’s national security adviser Musaed bin Mohammed Al-Aiban, agreed to re-activate a 2001 security cooperation accord, as well as another earlier pact on trade, economy and investment. Oman and Iraq hosted talks between Iran and Saudi Arabia in 2021 and 2022