The effects of gitlow vs. New York.

Prevented the government from limiting people's free speech.

Explanation:

Prior the Gitlow v. New York case, It is possible for legislators to  passed various form of laws/orders that is designed to prevent the publics from voicing a certain opinion.

After the case was brought up to the supreme court, the court ruled that it is unconstitutional for a legislators to do that.  Passing such legislations was seen as a serious violation of the US constitution which was designed to protect the freedom of speech.

hawaii was the final state