| 1870 : | Building of a “lazaret” at Cape Manuel to accommodate newcomers who were in quarantine. |
| 1871 : | The year when Dakar became a “self-run commune” (in the same way as St-Louis, Goree and Rufisque ). |
| 1884 : | The year of Building of a large military hospital. |
| 1885 : | The Dakar - Saint Louis railway is Inaugurated |
| 1889 : | In this year, a sewerage system as well as oil-lighting in the streets project is completed. |
| 1902 : | Dakar becomes the Seat of the Executive for A.O.F. (i.e. French West Africa). The Lebou village becomes the “Médina“. |
| 1907 : | Building of the Palace of the Governor General of A.O.F. (it is now the presidential palace) .The Dakar - Bamako railway is put into service. |
| 1910 : | The covered-market in Kermel square is completed. Street lighting is electrified. |
| 1912 : | A railway station is built (it is still the same building nowadays). |
| 1914 : | Blaise Diagne who was born in Goree is elected to office as a deputy for Senegal at the French National Assembly in Paris, thus supplanting the half-cast bourgeoisie of Saint Louis). |
| 1918 : | The City Hall is built. This is also the year when the Medical College is established. |
| 1924 : | Foundation of Pasteur Institute at Dakar is laid. |
| 1925 : | Dakar mark as historic day when the First airmail service Toulouse-Dakar is realized on June 1st. |
| 1927 : | Goree and Dakar are united |
| 1929 : | In the year 1929, the Inauguration of the Cathedral of the “Souvenir Africain“ dedicated to the soldiers, doctors and explorers who died for France in Africa takes place. |
| 1933 : | The year when Jean Mermoz flies from Dakar to Natal (Brazil) in 14 hours and minutes. In the same year, The neo-Sudanese typed ”Sandaga” market is built. |
| 1934 : | The year when Blaise Diagne is replaced by Galandou Diouf at the French National Assembly. |
| 1937 : | Rufisque is united with Dakar. |
| 1938 : | With Théodore Monod at the forefront, The French Institute of Black Africa (IFAN) is founded. |
| 1940 : | Although Senegal had not joined the Free French Force yet, Charles de Gaulle failed in his landing attempt on September 23rd despite the support of the British fleet |
| 1942 : | A.O.F. joins the Free French Force. |
| 1945 : | In November Léopold Sédar Senghor is elected as a deputy for the Constituent Assembly. |
| 1946 : | At Lamine Gueye’s suggestion on May 7th the law is voted that grants the natives of the French Overseas Territories French citizenship. |
| 1947 : | The French President Vincent Auriol becomes the first French Head of State to visit Black Africa. |
| 1958 : | Dakar is chosen as capital city of the new Republic of Senegal. At this time, Senegal was a member of the French community. |
| 1964 : | The year when the Great Mosque was built |