Turkey and Qatar sign mutual defence agreement pledging unified stance against attack

On November 13, 2026, Turkish President Recep Tayyip Erdogan and Qatari Emir Sheikh Tamim bin Hamad Al Thani signed a mutual defence agreement in Istanbul, establishing a unified stance against external armed attacks. Driven by regional tensions from the Iran war and doubts over U.S. protection, the pact includes joint exercises and potential air defence deployments, building on the August 2026 Mecca pact between Turkey, Saudi Arabia, and Pakistan.

Signing of the Turkey-Qatar defence agreement

• ▪Under the defence pact signed on November 13, 2026, Turkey and Qatar agreed to consult on security threats and expand cooperation through joint military exercises, defence industry collaboration, and personnel training exchanges
• ▪The Turkey-Qatar mutual defence pact pledges a unified position against any external armed attack targeting either or both countries
• ▪Turkish President Recep Tayyip Erdogan signed the mutual defence pact with Qatari Emir Sheikh Tamim bin Hamad Al Thani

Analyst perspective on Gulf security and deployments

• ▪Security analyst Yusuf Alabarda stated that the Turkey-Qatar defence agreement may facilitate near-term deployments of Turkish weapons and air defence systems to Qatar
• ▪Security analyst Yusuf Alabarda stated that Gulf nations, particularly Qatar, feel their security guarantees from the United States are not functioning properly amid the Iran war

Regional political and security discussions

• ▪Turkish President Recep Tayyip Erdogan stated on November 13, 2026, that Turkey and Qatar will continue working together to prevent a resurgence of war in the Gulf region
• ▪Turkish President Erdogan and Qatari Emir Sheikh Tamim discussed Israeli attacks on Gaza, normalisation in Syria, and developments in Libya

Bilateral cooperation agreements

• ▪Following a November 13, 2026 summit in Istanbul, the Turkish presidency announced that Turkey and Qatar expressed readiness to expand and diversify their energy partnership, specifically focusing on liquefied natural gas trade
• ▪Qatar's Amiri Diwan announced on November 13, 2026, that Turkey and Qatar signed a memorandum of understanding on cooperation in peace, reconciliation, and conflict resolution

Mecca Joint defence agreement

• ▪The Turkish parliament ratified the Mecca Joint Defence Agreement in November 2026, enabling Ankara to dispatch military support to Saudi Arabia against Yemen's Houthi militants
• ▪In August 2026, Turkey, Saudi Arabia, and Pakistan signed the Mecca Joint Defence Agreement in Mecca, stipulating that an attack on one member state constitutes an attack on all three