The Presbyterian Church (USA), abbreviated PC(USA), is a
mainline Protestant
The mainline Protestant churches (also called mainstream Protestant and sometimes oldline Protestant) are a group of Protestant denominations in the United States that contrast in history and practice with evangelical, fundamentalist, and chari ...
denomination in the United States. It is the largest
Presbyterian
Presbyterianism is a part of the Reformed tradition within Protestantism that broke from the Roman Catholic Church in Scotland by John Knox, who was a priest at St. Giles Cathedral (Church of Scotland). Presbyterian churches derive their na ...
denomination in the US, and known for its liberal stance on doctrine and its ordaining of
women
A woman is an adult female human. Prior to adulthood, a female human is referred to as a girl (a female child or adolescent). The plural ''women'' is sometimes used in certain phrases such as "women's rights" to denote female humans regardl ...
and members of the
LGBT
' is an initialism that stands for lesbian, gay, bisexual, and transgender. In use since the 1990s, the initialism, as well as some of its common variants, functions as an umbrella term for sexuality and gender identity.
The LGBT term i ...
community as elders and ministers. The PC(USA) was established by the 1983 merger of the
Presbyterian Church in the United States
The Presbyterian Church in the United States (PCUS, originally Presbyterian Church in the Confederate States of America) was a Protestant denomination in the Southern and border states of the United States that existed from 1861 to 1983. That y ...
, whose churches were located in the
Southern and
border states, with the
United Presbyterian Church in the United States of America
The United Presbyterian Church in the United States of America (UPCUSA) was the largest branch of Presbyterianism in the United States from May 28, 1958, to 1983. It was formed by the union of the Presbyterian Church in the United States of Ameri ...
, whose
congregations could be found in every state. The similarly named
Presbyterian Church in America
The Presbyterian Church in America (PCA) is the second-largest Presbyterian church body, behind the Presbyterian Church (USA), and the largest conservative Calvinist denomination