On a recent trip to Kyiv, I was fortunate enough to join a tour of the city led by Olena Zaretska, the granddaughter of the legendary Ukrainian artist and dissident Alla Horska. Horska was part of a generation of young writers, artists, and intellectuals who challenged the repressive cultural atmosphere of Soviet Ukraine in the 1960s and eventually paid a high price for their defiance. Some were banned from working, others imprisoned, and some – like Horska – murdered by the state. The Soviet Union’s violent response to artistic defiance wasn’t new in the 1960s. One of Horska’s “crimes” had be…