As we have mentioned in previous programs, the United States has a "Sedition Act," and there have been many times in U.S. history when "martial law" has been used in extraordinary circumstances to restore social order. According to the Brennan Center's statistics in August of this year, there have been at least 68 times in U.S. history when martial law was imposed for a variety of reasons, including foreign war, civil war, rebellion, riots, and natural disasters.