Kazakhstanis vote in referendum on new constitution that would cement president’s grip on power

Voters in Kazakhstan headed to the polls Sunday for a referendum on a new constitution that would strengthen President Kassym-Jomart Tokayev’s grip on power in Central Asia’s largest country.

The proposal merges the Kazakhstani parliament’s two chambers into one and gives the president the right to appoint all government officials, including the restoration of the ​post of vice-president.

“The transition to a single-chamber parliament will not necessarily strengthen democracy, especially...