Bruce Bueno de Mesquita had a great idea for any legislation change that could be abused to advance any specific political direction. Just have it come to pass in 20-40 years, when the careers of everyone involved are over.
Obviously once you know this you can just openly discuss how any state should actually work without the risk of hurting your current objectives.
The Wikipedia page mentions that the massacre didn’t happen directly on the square, but in an ally next to it. Most deaths happened in other parts of the city. Choosing a name that is not 100% accurate is not fascist propaganda.