The structural reasons for Tajikistan’s vulnerability to instability and radicalization will likely persist, and could be exacerbated by a looming succession, underscoring continued security risks for neighboring states and the wider region. On July 3, leaders of the Shanghai Cooperation Organization (SCO) gathered in Astana, Kazakhstan, for their annual summit. Security was of particular resonance this year given the growing terrorism and stability threats emanating from the Taliban-led Afghanistan, which have garnered greater attention…