During World War I, this Supreme Court case would define the limits of free speech in America. Charles Schenck's distribution of anti-draft leaflets led to a crucial legal battle. Discover how Justice Oliver Wendell Holmes Jr.'s famous "clear and present danger" test established the boundaries for free speech during times of national crisis and balanced the protection of civil liberties with the need for national security. Explore the enduring effect of Schenck v. The United States on First Amendment rights and its influence on subsequent free speech cases, shaping the legal landscape of the country.