The Kremlin’s efforts to extend President Vladimir Putin’s 20-year presidency will enable Moscow to sustain the policies that have seen Russia reclaim its great power status, while postponing the political and socio-economic instability that could result from transitioning to a new leader. Prolonging Putin’s tenure, however, will introduce greater long-term political challenges as he ages and risks a potential health emergency while in office. But even without such a crisis, postponing a succession until 2036 will still set Russia’s political elite up for having to deal with a transition of power at a time when popular pressures will be mounting over severe economic hardships....