Mouth-house is an English translation of the German Mundhaus, a term used by Martin Luther

Martin Luther

Martin Luther was a German priest, professor of theology and iconic figure of the Protestant Reformation. He strongly disputed the claim that freedom from God's punishment for sin could be purchased with money. He confronted indulgence salesman Johann Tetzel with his Ninety-Five Theses in 1517...

 for a Protestant Christian

Protestantism

Protestantism is one of the three major groupings within Christianity. It is a movement that began in Germany in the early 16th century as a reaction against medieval Roman Catholic doctrines and practices, especially in regards to salvation, justification, and ecclesiology.The doctrines of the...

 church, emphasizing that God's word and God's salvation is an acoustical affair.

In American Puritan

Puritan

The Puritans were a significant grouping of English Protestants in the 16th and 17th centuries. Puritanism in this sense was founded by some Marian exiles from the clergy shortly after the accession of Elizabeth I of England in 1558, as an activist movement within the Church of England...

 and Congregational

Congregational church

Congregational churches are Protestant Christian churches practicing Congregationalist church governance, in which each congregation independently and autonomously runs its own affairs....

 churches their church buildings are termed mouth-houses to signify their purpose as places of public meeting and expression, augmenting their use as places of worship. Old South Meeting House

Old South Meeting House

The Old South Meeting House , in the Downtown Crossing area of Boston, Massachusetts, gained fame as the organizing point for the Boston Tea Party on December 16, 1773. 5,000 colonists gathered at the Meeting House, the largest building in Boston at the time.-Church :The church, with its 56 m ...

 in Boston, termed a mouth-house, was the site of public debate about the American Revolution

American Revolution

The American Revolution was the political upheaval during the last half of the 18th century in which thirteen colonies in North America joined together to break free from the British Empire, combining to become the United States of America...

, the planning of the Boston Tea Party

Boston Tea Party

The Boston Tea Party was a direct action by colonists in Boston, a town in the British colony of Massachusetts, against the British government and the monopolistic East India Company that controlled all the tea imported into the colonies...

, as well as debate on the issues of slavery

Slavery

Slavery is a system under which people are treated as property to be bought and sold, and are forced to work. Slaves can be held against their will from the time of their capture, purchase or birth, and deprived of the right to leave, to refuse to work, or to demand compensation...

, Abolitionism

Abolitionism

Abolitionism is a movement to end slavery.In western Europe and the Americas abolitionism was a movement to end the slave trade and set slaves free. At the behest of Dominican priest Bartolomé de las Casas who was shocked at the treatment of natives in the New World, Spain enacted the first...

, the Vietnam War

Vietnam War

The Vietnam War was a Cold War-era military conflict that occurred in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. This war followed the First Indochina War and was fought between North Vietnam, supported by its communist allies, and the government of...

, and Iraq War. In contemporary time Old South Church has acted as a mouth-house in a series of public lectures and seminars that have included leaders of the three monotheistic Abrahamic religions: Judaism

Judaism

Judaism ) is the "religion, philosophy, and way of life" of the Jewish people...

, Christianity

Christianity

Christianity is a monotheistic religion based on the life and teachings of Jesus as presented in canonical gospels and other New Testament writings...

, and Islam

Islam

Islam . The most common are and .   : Arabic pronunciation varies regionally. The first vowel ranges from ~~. The second vowel ranges from ~~~...

.