| The story is inspired by the true tales of puppeteers and entertainers in Nazi-occupied Czechoslovakia. |
| In this case the people are circus performers, not very good ones, and the system is the Communist bureaucracy of Czechoslovakia. |
| The most flagrant example that showed how the Russians disposed of political dissenters took place in Czechoslovakia. |
| In the mid-1960s, Czechoslovakia experienced a sudden liberalisation of the arts despite Soviet overlordship. |
| In 1948 Czechoslovakia became a socialist republic, and from 1968 it was a federation of two states. |
| Matt and Ken wonder why they ever left Czechoslovakia, where all they had to worry about was the odd Vampire skulking about. |
