Pink triangle identity, and was incorporated into the logos of such organizations and businesses. It was also used by individuals, sometimes discretely or ambiguously as an "insider" code unfamiliar to the general public. The logo for the 1987 March on Washington for Lesbian and Gay Rights was a silhouette of the US Capitol Dome superimposed over a pink triangle. Taking a more militant tone, the AIDS Coalition To Unleash Power (ACT UP) was formed by six gay activists in New York City in 1987, and to draw attention to the disease's disproportionate impact on gay and bisexual men, and the apparent role
Black triangle (badge) and Sinti people, and others. Many black triangle prisoners were mentally disabled or mentally ill. Nazis considered homosexual women asocial and a threat to German society, and the badge was used to identify them. In the 1970s, the black triangle was first used as a symbol of pride and solidarity by lesbians in the United Kingdom; and its symbolic use was introduced in North America through the "women's peace camp movement". It has also been adopted in remembrance of lesbians who suffered and died at the hands of Nazis. Some lesbians wear it for "historical precision". Some UK groups concerned