For some reason, I always felt that this front of WWII was always the most horrendous, and this two-parter goes some way to poignantly illustrating that. Using a combination of animated maps and plenty of wartime newsreel, it takes us into the heart of the Soviet Union as the encroaching Nazis crushed all before them. It’s striking that though much of Western Europe was industrialised, the population facing this onslaught was a largely agrarian one still using scythes, horse-drawn ploughs and with little access to electricity. Initially, this looks like it’s going to be a cake-walk for the inva...