Tyburn Tyburn gallows were last used on 3 November 1783, when John Austin, a highwayman, was hanged; for the next eighty-five years hangings were staged outside Newgate prison. Then, in 1868, due to public disorder during these public executions, it was decided to execute the convicts inside the prison. The site of the gallows is now marked by three young oak trees that were planted in 2014 on an island in the middle of Edgware Road at its junction with Bayswater Road. Between the trees is a roundel with the inscription "The site of Tyburn Tree". It is also commemorated by
Mariam Dadiani (1783–1841) Mariam Dadiani (1783–1841) Mariam Dadiani (; 1783 – 19 March 1841) was the last Queen Consort of the western Georgian kingdom of Imereti as the wife of King Solomon II. She was a daughter of Katsia II Dadiani, Prince of Mingrelia. After the Russian conquest of Imereti and Solomon's flight to the Ottoman Empire in 1810, Mariam fell in the hands of the Russian authorities who sent her in exile to Russia proper, where she was known as Maria Katsiyevna Imeretinskaya (). Mariam was born in 1783, in the family of the Mingrelian ruling prince Katsia II, of the Dadiani