1857-1901.......1902-1912.......1913-1935.......1936-1959.......1960-1995
| 1857 | Santiago Arana Ansotegi decides to build the family dwelling at no. 10 Ibáñez de Bilbao, in the Abando district. |
| 26 January 1865 | Sabino Arana is born. |
| 1873 | The Arana family is forced to go into exile in Iparralde owing to the father's Carlist ideas. |
| 1876 | The family returns to Bilbao and Sabino enters the Jesuit school in Orduña. |
| 1882 | Sabino Arana, encouraged by his brother Luis, abandons the Carlist ideal and takes up the study of the Basque people, their history, their language, and their Laws. |
| 1883 | On the father's death, the family moves to Barcelona. Sabino enrols to study law. |
| 1888 | The family returns for good to Bilbao. |
| 3 June 1893 | In the course of a dinner at the Larrazabal farmhouse, Sabino Arana sets forth his ideas regarding the independence of Bizkaia. |
| 14 July 1894 | The society of patriots "Euskeldun Batzokija" is set up. |
| 31 July 1895 | The Euzko Alderdi Jeltzalea, or Basque Nationalist Party, is officially founded. |
| 12 September 1895 | On governmental order, Euskeldun Batzokija is closed down and its board of directors, chaired by Sabino Arana, is arrested. |
| January 1896 | Sabino Arana leaves jail. |
| 2 May 1897 | Baserritarra is published for the first time. A little later it is closed down by the Civil Governor. |
| 24 April 1898 | The Arana home is stoned during a demonstration by Spanish sympathizers. |
| 6 September 1899 | The estate at No. 16 Ibáñez de Bilbao is acquired by Luis, Sabino, and Paulina Arana. Later Luis Arana sells it to the businessman Epifanio Lasheras Martínez. |
| 30 April 1902 | Sabino Arana is again jailed following his attempt to congratulate the President of the US over the independence of Cuba. |
| 1902, azaroak 8 | Sabino Arana is absolved and leaves prison. In declining health he appoints Angel Zabala to succeed him as leader of the EAJ/PNV. |
| 25 November 1903 | Sabino Arana dies at six o'clock in the morning in Sukarrieta. |
| 9 May 1906 | To the industrialist Máximo Chávarri Larrea, Epifanio Lasheras sells the house in which Sabino Arana was born. |
| 1906 | Angel Zabala is appointed leader of the Basque nationalism movement by a collegiate body, or Diputación. |
| 4 August 1908 | Luis Arana is elected president of the EAJ/PNV in Bizkaia. He holds this post until expelled in late 1915. |
| February 1913 | Euzkadi, the first Basque-nationalist daily, is published for the first time. |
| September 1921 | A split in the Basque nationalism movement gives rise to two parties, Comunión Nacionalista and PNV. |
| September 1923 | The Triple Alliance between the Galician, Catalan, and Basque nationalist movements is signed. |
| September 1923 | A military coup is carried out by General Primo Rivera. His main objectives include the wiping out of all aspirations to independence. |
| 1930 | Nationalist reunification following the Bergara Assembly. |
| 30 November 1930
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A group of abertzales emerges to abandon the ideology of Sabino Arana. Thus is born Acción Nacionalista Vasca. |
| 1931 | The Ensanche nationalists consider the need to have a Batzoki of their own, and set their sights on the house in which Sabino Arana was born. |
| 18 October 1931 | The Civil Governor approves the regulations of the new Batzoki of Sabin Etxea. |
| 26 March 1932 | Official inauguration of Sabin Etxea. |
| 27 March 1932 | The first Aberri Eguna (Basque Patriotism Day) is held. A large demonstration in Bilbao ends at Sabin Etxea, where a plaque is revealed. |
| 4 May 1932 | The Federation of Basque Schools (Euzko Ikastola Batza) establishes its residence at Sabin Etxea. |
| 15 January 1933 | Inauguration of Ikastola Errotatxueta. |
| 13 July 1933 | The Civil Governor of Bizkaia orders the arrest of the seven B.B.B. members, who are set free after twenty-four hours. A few days later the closing down of the Basque General Secretariat, Euzko Ikastola Batza, Bizkaiko Euzko Gaztetxu Batza, and Batzoki Sabin Etxea is ordered. |
| 5 September 1933 | On governmental order, the headquarters of the Regional Council of Bizkaia are closed. |
| 18 July 1936 | Military uprising against the Republic, supported by the EAJ/PNV. |
| 25 September 1936 | Euzko Gudarostea is formally set up, with Ramón Azkue as leader. Altogether, twenty-five battalions are organized. |
| 25 September 1936 | A bomb damages Sabin Etxea. For security reasons the offices of the EAJ/PNV move to No. 41 Gran Vía. |
| 1 October 1936 | The republican Cortes meet to debate the Statute of Autonomy of Euzkadi. |
| 1 October 1936 | The Statute is approved. |
| 7 October 1936 | José Antonio Agirre is elected Lehendakari of the first Basque government, in Gernika. |
| 27 April 1937 | On the day following the bombing of Gernika, and in absolute secrecy, the mortal remains of Sabino Arana are moved so that his tomb cannot be profaned. |
| June 1937 | Following the occupation of Bilbao by the Francoist troops, Sabin Etxea is confiscated and converted into the headquarters of the Spanish Falangist movement and Social Assistance. |
| December 1960 | In the midst of considerable security measures, the house in which Sabino Arana was born is demolished. |
| 31 January 1967 | The Official Chamber of Commerce, Industry, and Navigation of Bilbao acquires the site, which on May 2 it sells to Promoción de Obras y Edificios, S.A. |
| 20 November 1975 | General Franco dies. One of the objectives of the Basque nationalism movement is to recover the site. |
| 6 February 1979 | EAJ/PNV takes over the entire assets of PRODISA, which it dissolves. |
| 20 August 1979 | The site on Ibáñez de Bilbao where Sabino Arana was born is finally the property of the nationalists. |
| 1979/80 | An attempt to set up a Foundation in homage to Sabino Arana, on the site of the first Sabin Etxea, is frustrated. |
| 1988 | The idea of building a new Sabin Etxea is reconsidered. |
| 11 October 1988 | The Sabino Arana Foundation-Sabino Arana Kultur Elkargoa is officially founded. |
| 1 January 1989 | With maximum discretion, the mortal remains of Sabino Arana are returned to the cemetery at Sukarrieta. |
| 1989 | Tenders are invited from architects belonging to the EAJ/PNV for the construction of the new Sabin Etxea. Koldo Eguren Zendoia's design is selected. |
| 2 August 1990 | Start of work. |
| 13 March 1991 | Laying of the first stone. |
| October 1992 | First offices are occupied. |
| 25 November 1992 | The first public ceremony is held with the new Sabin Etxea as setting: presentation of the book Sabino Arana. El hombre y su Trayectoria, by Aita Mauro Elizondo. |
| 26 January 1993 | The Basque Nationalism Archives, set up by the Fundación Sabino Arana-Sabino Arana Kultur Elkargoa, are inaugurated. |
| Summer 1995 | Coinciding with the centenary of the founding of the Basque Nationalist Party, the second phase of the work on Sabin Etxea is completed. |