The Red Scare was the widespread fear of the rise of communism, anarchism, or radical leftism. There were many important events that happened because of the Red Scare, such as the HUAC Trials, which were investigations of fascist and communist activities. Another trial was the Rosenberg Trial, where a Soviet spy was accused of espionage and executed. The Red Scare also led to McCarthyism, a practice of accusing people of communism without real evidence, causing these people to be blacklisted or lose their jobs. As a result of this, the Hollywood Ten short film which denounced McCarthyism. The Smith Act was also a result of the Red Scare, which made it illegal to advocate overthrowing the government.