Answer:
The First Amendment must protect the following:
- Freedom of religious exercise and from government-established religion
- Freedom of assembly
- Freedom of the press
- Freedom of speech
- Freedom of petition
The First Amendment does NOT allow people to defame someone's character (creating false claims to damage one's reputation), incite violence (encouraging others to commit crimes), or threaten/harass others.
Summary:
In order for the First Amendment to be applicable, one must not defame, target, threaten, harass, or encourage one to start violence/crimes.