1968, to halt a blossoming political and cultural liberalization, bringing an abrupt end to the Prague Spring and tightening the Kremlin's grip. The first months of 1968 had brought a renaissance ...

The hybrid feature, which deploys an artful mix of live-action drama and restored archive footage, takes place during the Prague Spring in 1968, when Warsaw Pact troops and tanks rolled into the city.

Novotny asked the Soviet leader, Brezhnev, for help to crackdown on the protests, but Brezhnev refused, and in early 1968 Novotny was replaced as Communist Party Secretary by Alexander Dubcek.