Samson Dadiani belonged to the Manucharis branch of the Dadiani Princes
He was born in Moidanakhe (after other versions in Mukhuri) on December 23, 1886 (in the old style). He graduated from the Georgian High School in Tbilisi. In 1908, he graduated from the University of St. Petersburg at the University of St. Petersburg. He was drawn into a revolutionary activity with a student flight.
Samson Dadiani has been a member of the Georgian Socialist-Federalist Revolutionary Party since 1908. In the observation magazines of St. Petersburg, Okhranka is nicknamed “Narzan”.
In 1909 he was arrested in Tbilissi (Georgia) on political grounds.
He was arrested in 1910 along with several Ukrainian members of the student organization and had to spend a week in Okhranka.
In addition to organizational activities, he published articles in Georgian periodicals “S. Dadia “,” S. Da-ni ”,“ S. D. “,” S. Under the pseudonyms of “D”, “Da-ni” and “Shan-Dian”.
In 1913, his study, Public Thoughts in 19th Century Literary Writing, was published in the journal Education; Censorship removed that number, and the editor and author barely escaped arrest.
His lecture – “Unitary and Federal Republic” was published in the main printed body of the Socialist-Federalists – “People’s Case”; He printed letters in the “Domestic Review”.
Member of the Society for the Promotion of Literacy among Georgians since 1915.
In 1917 he was elected a member of the National Council of Georgia.
At the extraordinary session of the National Council of Georgia on May 26, 1918, he signed the Act on the Restoration of State Independence of Georgia;
During 1918 he was a member of the Parliament of the Democratic Republic of Georgia.
From March 12, 1919, he was elected a member of the Constituent Assembly of the Republic of Georgia from the list of the Georgian Socialist-Federalist Revolutionary Party; Was a member of the Labor and Constitutional Commissions.
He played an important role in the creation of the Constitution and legislation of Georgia. During his stay in the parliament, an incident took place with Benia Chkhikvishvili, who threatened her with a gun.
After the occupation of the Democratic Republic of Georgia by Soviet Russia in 1921, he remained in Georgia and joined the resistance movement.
In April 1921, he spoke at a funeral service for soldiers and officers who had died defending Tbilisi in the courtyard of a military temple in April 1921, after which the Georgian Emergency Situations Commission (чк) arrested him for several days.
From the end of 1921 he was an active participant in the negotiation process between the parties in order to create a common front against the Bolshevik occupation regime.
In order to prevent the planned anti-Soviet demonstrations against the anniversary of the occupation of Georgia on February 10, 1922, Cheka began arresting leaders and active members of anti-Soviet parties for the purpose of isolation; Samson Dadiani was arrested on February 10, at his home in Tbilisi.
On March 15, 1922, the Georgian Cheka sentenced him to 6 months in solitary confinement. He was sitting in Metekhi’s # 2 “correctional house”, from where he was released on August 22, 1922.
After the establishment of the Independence Committee of Georgia, he was a representative of the Georgian Socialist-Federalist Revolutionary Party in Damkom.
He was arrested for the second time in early February 1923 and spent several weeks in Cheka’s internal prison.
In March 1924, together with the deputies of the Constituent Assembly, Osiko Baratashvili and Kirile Ninidze, Samson Dadiani defended the group of clergymen of the Georgian Orthodox Apostolic Church and the Catholicos-Patriarch Ambrose; The Soviet regime accused them of anti-Soviet propaganda and concealment of ecclesiastical exile.
The Socialist-Federalist Party refused to take part in the uprising when the anti-Soviet uprising began in August 1924 in the Independence Committee.
The Supreme Court of the Georgian SSR convicted Samson Dadiani along with 46 other political prisoners on August 1924 on charges of organizing an anti-Soviet uprising;
The court acquitted him of the charges.
In the following years he lived and worked in Tbilisi; Was a member of the Board of Advocates (Lawyers)
During the Great Soviet Terror, Samson Dadiani was arrested on charges of being a member of a counter-revolutionary underground organization of the Socialist-Federalists.
Samson Dadiani was sentenced to be shot on December 10, 1937.
He was shot on the night of December 11.