2006 – GLAD wins the right for same-sex New York couples to be married in Massachusetts.

2003 - In a landmark ruling, GLAD wins the right for same-sex couples to marry in Massachusetts.

2002 - GLAD won a declaration from the Massachusetts Supreme Judicial Court that neither of the state’s sodomy laws applies to private, adult, consensual conduct.

2001 - GLAD ensured that an incarcerated gay man who was violently attacked and raped by another inmate was able to press charges, despite attempts to obstruct justice by homophobic prison officials. 

2001 - GLAD prevailed in an action to cover the cost of a life-saving liver transplant for a HIV-positive Medicaid recipient.

2000 - GLAD obtained a landmark ruling that a middle school may not prohibit a transgender student from expressing her female gender identity.

2000 – GLAD won a case which ordered the state of Massachusetts to pay for a surgical procedure it had denied to a transsexual woman, but would have provided to a non-transsexual woman.

1999 - GLAD won a favorable settlement on behalf of a gay man denied sperm banking and transport services simply because he is gay and assumed to be at “high risk” for HIV.

1999 - In a landmark decision, the Massachusetts Supreme Judicial Court ruled that a non-biological lesbian mother, who helped raise her son from his birth, is a de facto parent with the right to seek visitation.

1996 - GLAD wins censorship battle with MA school district over photo exhibit on lesbian and gay families

1995 – GLAD’s founder becomes first openly gay man to argue case in U.S. Supreme Court, defending gay marchers in Boston's St. Patrick's Day Parade

1993- GLAD wins a second-parent adoption case in MA highest court, setting precedent for gay and lesbian couples

1990 - GLAD sues the Provincetown schools over discrimination against a gay high school teacher

1989 - GLAD defeats attempts to overturn Massachusetts Gay & Lesbian Civil Rights Act. 

1987 - GLAD files suit (and wins in 1991) on behalf of two men who were harassed and assaulted in Provincetown, Massachusetts.

1985 – GLAD sues to permit gay and lesbian foster parents in Massachusetts.

1983 - GLAD successfully defends the constitutionality of the proposed Massachusetts "gay rights" bill.