“Make America great again”: Ronald Reagan coined this slogan long before Donald Trump. This three-part documentary shows how highly conservative ideas became increasingly widespread in American society during the 1960s and 1970s, leading to Reagan’s election as president in 1980.

The Katyn massacre, carried out by the Soviet NKVD in 1940, was only one of many unspeakable crimes committed by Stalin's ruthless executioners over three decades. The mass murder of thousands of Polish officers was part of a relentless purge, the secrets and details of which have only recently been partially revealed.