Firstly in 1924 December 10 ,The Society for Human Rights is founded by Henry Gerber in Chicago. The society is the first gay rights organization as well as the oldest documented in America. After receiving a charter from the state of Illinois, the society publishes the first American publication for homosexuals, Friendship and Freedom. Soon after its founding, the society disbands due to political pressure.
Then, In Los Angeles, gay rights activist Harry Hay founds America’s first national gay rights organization. In an attempt to change public perception of homosexuality, the Mattachine Society aims to "eliminate discrimination, derision, prejudice and bigotry," to assimilate homosexuals into mainstream society, and to cultivate the notion of an "ethical homosexual culture."
Christopher St. Liberation Day commemorates the one-year anniversary of the Stonewall riots. Following the event, thousands of members of the LGBT community march through New York into Central Park, in what will be considered America's first gay pride parade.