- Saturday 28 June – Stonewall riots
- In November Craig Rodwell, Fred Sargaent, Ellen Broidy, and Linda Rhodes proposed the first gay Pride parade, called The Christopher Street Liberation Day March to be held in New York City by way of a resolution at the Eastern Regional Conference of Homophile Organizations. It was held Sunday, June 28, 1970.
The Gay & Lesbian Switchboard of New York is founded.
- The Ithaca Statement on Bisexuality, sparked by Stephen Donaldson aka Donny the Punk, came out of the annual national gathering of Quakers, Friends General Conference, and was published in The Advocate. It “was certainly the first statement on bisexuality issued by an American religious assembly” and led to an ongoing organization, the Committee of Friends on Bisexuality.
- The National Bisexual Liberation Group first forms in New York. The group issued the first bisexual newsletter, The Bisexual Expression.
- Parents & Friends of Lesbians and Gays (PFLAG) is founded in New York after cofounder Jeanne Manford held a sign in the Christopher Street Liberation Day Parade. The sign read; “Parents of gays: unite in support of our children”, in support of her openly gay son, Morty.
- The Metropolitan Community Church, an LGBT Christian Church, opened on West 36th Street.
- November 19: An armed man targeting gay bars kills two and wounds six in Greenwich Village.[
- January 15: Nick Rock becomes first known AIDS death in New York City.[
- July 3: The New York Times publishes the first news article about AIDS.
- Gay Men’s Health Crisis is founded.
- By 1982, there had been 272 cumulative deaths by AIDS in New York
- By 1983, there had been 860 cumulative deaths by AIDS in New York