Pakistan, Turkey and Saudi Arabia have signed a mutual defense agreement, while the Iran-backed Houthi rebels have stepped up attacks…Pakistan, Turkey and Saudi Arabia have signed a mutual defense agreement, while the Iran-backed Houthi rebels have stepped up attacks on Saudi-linked targets. Pakistan, Turkey and Saudi Arabia sign a mutual defense agreementOil-rich Saudi Arabia, nuclear power Pakistan and Turkey, which has NATO’s second-largest army and a rapidly growing defense industry, signed a mutual defense agreement on Friday. The deal stipulates that an armed attack on either of the three countries will be regarded as an attack against them all. It was signed during a meeting in Saudi Arabia between Saudi Crown Prince Mohammed bin Salman, Turkish President Recep Tayyip Erdogan and Pakistan’s Prime Minister Shehbaz Sharif, Pakistan’s foreign ministry said. The Houthis did not immediately claim the attack on Najran in Saudi Arabia.