Commentary The term “cancel culture” has come to refer to the process of ostracism, penalization, and censorship that’s imposed by American cultural institutions on those who publicly espouse viewpoints hateful and offensive to the political left. In this respect, “cancel culture” is an artifact of the domestic culture wars. On issues from COVID-19 to election fraud to climate change, many Americans—notably patriots, Christians, and conservatives—have been silenced, fired, or publicly shamed for deviating from the left’s narrow party line. But now, it seems, cancel culture has expanded its tentacles to target, well, the entire nation of Russia and all things Russian. This by itself is a surprise. During the Cold War, and even in its aftermath, America was able to confine domestic disputes among political factions to its own boundaries. Foreign policy, however, was an entirely different matter, pursued through the normal techniques of negotiation, diplomatic isolation, proxy wars, trade …