Why As a result of actions during world war 1 Charles schenck was convicted in court. what did he do that led to the case?

Charles T. Schenck was the secretary of the Socialist Party of America in Philadelphiaduring the First World Warand involved in the 1919 Supreme Court case Schenck v. United States.Schenck had been indicted and tried for distributing 15,000 subversive leaflets to prospective military draftees during World War I. The leaflets urged the potential draftees to refuse to serve, if drafted, on the grounds that military conscription constituted involuntary servitude, which is prohibited by the Thirteenth Amendment. The Federal government held the position that Schenck's actions violated the Espionage Act of 1917.Schenck was convicted, but he appealed to the United States Supreme Court, arguing that the court decision violated his First Amendment rights. However, the Court unanimously upheld his conviction.