Two massive Russian attacks on Kyiv in less than a week, renewed Iranian threats in the Strait of Hormuz, and a security crackdown in Turkey are just three of the immediate issues shaping the context of the Nato summit in Ankara on July 7-8. While Ukraine and Iran will be on Nato’s agenda, the authoritarian drift of its host, Turkish president Recep Tayyip Erdoğan, will be politely overlooked. But as ever, the summit outcome will be determined by the position of the United States. At last year