In this pool photograph distributed by the Russian state agency Sputnik, Russia's President Vladimir Putin attends a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)

In this pool photograph distributed by the Russian state agency Sputnik, Russia's President Vladimir Putin attends a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)

In this pool photograph distributed by the Russian state agency Sputnik, leaders attend a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)

In this pool photograph distributed by the Russian state agency Sputnik, leaders attend a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)

In this pool photograph distributed by the Russian state agency Sputnik, leaders attend a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)

In this pool photograph distributed by the Russian state agency Sputnik, Russia's President Vladimir Putin and Azerbaijan's President Ilham Aliyev interact as they arrive for a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)

In this pool photograph distributed by the Russian state agency Sputnik, Russia's President Vladimir Putin and Azerbaijan's President Ilham Aliyev interact as they arrive for a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)

In this pool photograph distributed by the Russian state agency Sputnik, Iran's President Masoud Pezeshkian arrives for a SCO+ format meeting of the Shanghai Cooperation Organisation (SCO) summit in Bishkek on September 1, 2026. (Photo by Vyacheslav PROKOFYEV / POOL / AFP via Getty Images)