The Unbearable Lightness of Being Part 5, Chapter 19 Summary

Since the Russian army invaded his country five years ago, Tomas sees that Prague has changed considerably.
Many of has friends have emigrated; many are dead. The death rate soared, explains the narrator, because people felt so hopeless.
One day Tomas attends the funeral of a famous biologist who had lost his job, like Tomas, for political reasons.
The Russian police are there, recording who attends. He spots the editor with the big chin, though the man indicates from a distance that they should not speak together.