Doha - Qatar has signed an agreement to buy 24 Typhoon fighter jets from Britain, the second major defence deal signed by Doha during its lengthy diplomatic dispute with its Gulf neighbours.Qatar's defence chief Khalid bin Mohammed al-Attiyah and his British counterpart Michael Fallon signed a "statement of intent" for the UK to sell the planes, according to statements released by London and on social media."This will be the first major defence contract with Qatar, one of the UK's strategic partners," Fallon said. "This is an important moment in our defence relationship and the basis for even closer defence cooperation between our two countries. "We also hope that this will help enhance security within the region across all Gulf allies." The cost of the aircraft deal was not released. The British ambassador to Qatar, Ajay Sharma, said on Twitter the deal is a "major step" in defence relations between the countries. The development was also confirmed by the official Qatar News Agency on Sunday.The weapon sales come after Saudi Arabia, Bahrain, the United Arab Emirates, and Egypt cut ties with Qatar on June 5, accusing it of backing "extremism" and fostering ties with their rival Iran.