Final answer:
Threatening acts with a firearm on a public street or highway can have legal implications in the United States. First Amendment protects the advocacy of force or law violation, but not inciting immediate unlawful action.
Government can limit access to firearms that don't have a reasonable relationship to a well-regulated militia's preservation or efficiency.
Step-by-step explanation:
In the United States, the act of threatening others with a firearm on a public street or highway can have legal implications. While the First Amendment protects the advocacy of force or law violation, it does not protect inciting others to take direct and immediate unlawful action.
Additionally, the Supreme Court has allowed laws that ban threatening speech, such as burning crosses on the lawns of African American families, as it is considered an intimidation tactic.
When it comes to the possession of firearms, the Second Amendment grants the right to bear arms. However, the government can impose limitations on access to weapons that do not have a reasonable relationship to a well-regulated militia's preservation or efficiency. For example, the federal government and states can restrict access to certain firearms if they don't serve the purpose of a well-regulated militia.
It is important to note that specific laws and regulations regarding firearms can vary from state to state in the United States. Therefore, it is crucial to consult local laws and authorities for accurate information.