During the time of the red scare of 1919 and 1920. The red scare was a major threat to United States was plotted by anarchist to overthrow the government and eventually take of the United States. The red scare was not the only threat to society. On September 11, 2001 better known as 9/11 was a series of terrorist attacks on held by suicidal Islamic an attempt to overthrow the government and to get the attention of American citizens. These were great tragedies that had happened over a period of time to American citizens. Even though these great tragedies were in different time periods, they also have a lot in common. The first similarity between the red scare and 9/11 is that they were planned ahead of time. The anarchists send treats to governmental