In the united states, the availability of legally-recognized same-sex marriage expanded from one state in 2004 to all fifty states in 2015 through various state and federal court rulings, state legislation, and direct popular votes. The fifty states each have separate marriage laws, which must adhere to rulings by the supreme court of the united states that recognize marriage as a fundamental. Lesbian, gay, bisexual, transgender (lgbt) people in the united states may face legal and social challenges not experienced by non-lgbt residents. Many lgbt rights in the united states have been legalized by the united states supreme court, but they continue to vary by jurisdiction, and discrimination in jobs and housing is still legal in most states. The history of same-sex marriage in the united states dates from the early 1970s, when the first lawsuits seeking legal recognition of same-sex relationships brought the question of civil marriage rights and benefits for same-sex couples to public attention though they proved unsuccessful. The us supreme court has ruled that same-sex marriage is a legal right across the united states. in fact, no one has a definitive count of gay married couples in the united states. One reason its hard to get a fix on the marriages is that detailed marriage records are not tracked at the.