Mansion House, Dublin party conference of that year. The claim led to a security alert at the house, as the Garda Siochana and army searched for the 25-year-old bomb. Its most famous occupants included Lord Mayors: Mansion House, Dublin The Mansion House () on Dawson Street, Dublin, has been the official residence of the Lord Mayor of Dublin since 1715, and was also the meeting place of the Dáil Éireann from 1919 until 1922. The Mansion House was built in 1710 by the merchant and property developer Joshua Dawson, after whom Dawson Street is named. Dublin Corporation purchased the house in 1715 for
São Bento Mansion regime expropriates the mansion so that it would become the official residence of the President of the Council of Ministers (then the official title of the Prime Minister). After the necessary fitting-out works, António de Oliveira Salazar moves to the mansion in May 1938, even though the formal unveiling only takes place eleven months later, in April 1939. During the works, a monumental staircase connecting the grounds of the mansion to the Parliament gardens was commissioned to architect Cristino da Silva. When Marcelo Caetano became Prime Minister in 1968, the mansion saw major renovations: little more than the façades were