The following is a timeline of the history of Warsaw in Poland.

Prior to 19th century 1390 - St. John's Cathedral construction begins. 1413 - Duke Janusz I of Warsaw from the Piast dynasty confirmed and extended the city rights of the Warsaw Old Town. 1529 - Sejm of the Kingdom of Poland held in Warsaw. 1534 - Paper mill established. 1556–1557 - Sejm of the Kingdom of Poland held in Warsaw.Konopczyński, p. 139 1563–1564 - Sejm of the Kingdom of Poland held in Warsaw.Konopczyński, p. 140 1566 - Polish diet relocated to Warsaw from Kraków. 1573 28 January: Warsaw Confederation signed. Sigismund Augustus Bridge built. 1575 - Royal elections in Poland begin in nearby Wola. 1578 - George Frederick, Margrave of Brandenburg-Ansbach paid homage to King of Poland Stephen Báthory. 1580 - Old City Hall, Warsaw rebuilt. 1596 - Polish royal court relocated to Warsaw from Kraków by Sigismund III Vasa.

1603 - Sigismund Augustus Bridge collapses. 1611 29 October: Shuysky Tribute. 16 November: John Sigismund, Elector of Brandenburg paid homage to King of Poland Sigismund III Vasa. 1619 - Royal Castle rebuilt. 1621 - George William, Elector of Brandenburg paid homage to King of Poland Sigismund III Vasa. 1641 - Frederick William, Elector of Brandenburg paid homage to King of Poland Władysław IV Vasa. 1643 - Warsaw Arsenal built. 1644 - Sigismund's Column erected in Castle Square. 1647 - Benefiting from Poland's tolerance, Valerianus Magnus publicly performed a vacuum experiment (Torricelli's experiment), which contradicted official European science. 1648 - "Flying Dragon" ornithopter of Tito Livio Burattini took to the air. 1655 - City besieged by Swedish forces. 1656 - July: Battle of Warsaw (1656). 1664 - Burattini set up an astronomical observatory in Ujazdów. 1689 - Warsaw becomes capital of Poland. 1702 - City taken by Swedes. 1727 - Saxon Garden opens.

1747 - Załuski Library founded. 1764 - City taken by Russians. 1765 - the Wawel Royal Archive moved to Warsaw and merged with the royal Warsaw Secret Archives. 1775 - Polish 6th Infantry Regiment stationed in Warsaw. 1780 - Polish 3rd Infantry Regiment stationed in Warsaw.Gembarzewski, p. 27 1785 - Jabłonowski Palace built. 1786 - Królikarnia completed. 1788 - Lazienki gardens laid out. 1789 - Polish 11th Infantry Regiment stationed in Warsaw.Gembarzewski, p. 29 1790 1st Artillery Brigade of the Polish Crown Army formed and garrisoned in Warsaw. 11th Infantry Regiment relocated from Warsaw to Gniezno. 1791 - Praga becomes part of city. 1792 Polish 9th Infantry Regiment relocated from Łowicz to Warsaw. 11th Infantry Regiment relocated from Gniezno back to Warsaw. 12 June: Polish 15th Infantry Regiment formed and stationed in Warsaw.Gembarzewski, p. 31 October: 9th Infantry Regiment relocated from Warsaw to Poznań. Tyszkiewicz Palace completed. 1794 Polish 16th, 17th, 19th and 20th Infantry Regiments formed and stationed in Warsaw.Gembarzewski, pp. 31–32 Polish 1st Vanguard Regiment stationed in Warsaw.Gembarzewski, p. 11 17 April: Warsaw Uprising (1794) begins. 4 November: Battle of Praga; city taken by Russians. 1795 - City annexed by Prussia in the Third Partition of Poland.

19th century 1804 - Warsaw Lyceum (school) established. 1806 City occupied by French forces. Polish 1st and 2nd Infantry Regiments formed in Warsaw.Gembarzewski, p. 53 1807 - City becomes capital of Duchy of Warsaw. 1809 22 April: Last session of the Polish Council of State before its evacuation via Płock to the new temporary capital of Toruń. April–June: Austrian occupation. 8 June: First session of the Polish Council of State following the liberation of Warsaw from Austrian occupation. 1810 - Music School established. 1813 - 8 February: Russians in power. 1815 - City becomes capital of Kingdom of Poland being in a personal union with the Russian Empire. 1816 - University of Warsaw established. 1817 - Warsaw Mercantile Exchange established. 1819 Museum and Institute of Zoology established. Wolnomularstwo Narodowe () founded by Walerian Łukasiński. 1830 Nicolaus Copernicus Monument unveiled. November Uprising (1830–31); Polish–Russian War 1830–31. 1831 - September: Battle of Warsaw (1831).

1833 - Grand Theatre opens. 1845 - Warsaw–Vienna Railway begins operating. 1857 - Hotel Europejski in business. 1860 Krasiński Library opens. Zachęta (art society) founded. Population: 161,008. 1862 Szkoła Główna Warszawska (school) and Museum of Fine Arts established. Ha-Tsefirah newspaper begins publication. 1863 - January Uprising. 1865 - Alexander Bridge built. 1866 - Horsecar tram begins operating. 1869 - Cathedral of St. Mary Magdalene built in Praga. 1872 - Population: 276,000. 1875 - Sokrates Starynkiewicz becomes mayor. 1878 - Great Synagogue built on Tłomackie Street. 1880 - Evangelical Reformed Parish church built. 1882 - Population: 406,261. 1887 - Population: 436,750. 1897 - Population: 624,189. 1898 University of Technology opens. 24 December: Adam Mickiewicz Monument unveiled.

20th century 1900s–1939

1901 Warsaw Philharmonic founded. Hotel Bristol in business. Population: 756,426. 1905 - Unrest. See also Alfonse Pogrom. 1906 - Yidishes tageblat newspaper begins publication. 1907 - Electric streetlights installed. 1908 Electric streetcar begins operating. Iluzjon cinema opens. 1911 - Polonia Warsaw football club (future multi-sports club) founded. 1913 Hotel Polonia Palace in business. Aleksander Kakowski becomes Catholic archbishop. Polish Theatre in Warsaw opens. 1914 - Poniatowski Bridge built. 1916 Wola becomes part of city. National Museum active. 1917 - Office for the Regulation and Building of the City established. 1919 - 4–5 January: 1919 Polish coup attempt.

1920 - August: Battle of Warsaw (1920). 1921 KS Warszawianka football club (future multi-sports club) founded. Population: 936,713. 1922 - 17 March: Warsaw Accord signed. 1924 - begins publication. 1925 - Tomb of the Unknown Soldier, Warsaw established at Piłsudski Square. 1926 12–14 May: May Coup (Poland). 14 November: Frederic Chopin Monument unveiled. 1927 AZS Warsaw wins its first Polish ice hockey championship. International Chopin Piano Competition begins. 1928 - opens. 1929 12 October: Warsaw Convention signed. AZS Warsaw wins its first Polish women's volleyball championship. 1930 (art entity) founded. AZS Warsaw wins its first Polish men's volleyball championship. AZS Warsaw wins its first Polish women's basketball championship. 1931 - Warsaw Railway Museum established. 1933 Legia Warsaw wins its first Polish ice hockey championship. Warsaw Cross-City Line (railway) begins operating. 1934 Polonia Warsaw wins its first Polish women's basketball championship. Warsaw hosts the 1934 World Fencing Championships. 1935 August: Warsaw hosts the 6th Chess Olympiad. 2 November: Hungarian Cultural Institute opened. 1936 - Museum of Warsaw established. 1937 - Polonia Warsaw wins its first Polish men's volleyball championship. 1938 (cinema) opens. Coat of arms of Warsaw redesign adopted. World War II (1939–1945)

1939 1 September: Bombing of Warsaw in World War II by German forces begins. 8–28 September: Siege of Warsaw (1939) by German forces. 27 September: German occupation begins. 1 October: The Einsatzgruppe IV Nazi paramilitary death squad entered the city. 26 October: Polish Secret Teaching Organization founded. 26–27 December: Wawer massacre perpetrated by the Germans. October 1939–February 1940: Mass arrests and executions of Poles carried out by the Germans in various parts of Warsaw and in the Kabaty Woods and Palmiry during the genocidal Intelligenzaktion campaign. 1940 Spring–summer: Second wave of mass arrests, roundups, deportations to concentration camps and executions of Poles carried out by the Germans during the AB-Aktion. 16 October: Jewish Warsaw Ghetto established by Germans. 1941 - Another wave of mass arrests, deportations to concentration camps and executions of Poles carried out by the Germans. 1942 July: German Grossaktion Warsaw (1942) begins. Pabst Plan created. 1943 - April–May: Warsaw Ghetto Uprising.

1944 Subcamp of the Oflag 73 prisoner-of-war camp for officers established by the Germans in Praga. 27 July: German Festung Warschau established. August–October: Warsaw Uprising against German occupation. 1 August: Execution at Powązkowska Street perpetrated by the Germans. 2 August: Massacres in the Jesuit monastery on Rakowiecka Street and in the Mokotów prison perpetrated by the Germans. 3 August: Massacre at 111 Marszałkowska Street perpetrated by the Germans. 3–4 August: Massacre at Bracka Street perpetrated by the Germans. 4–25 August: Ochota massacre perpetrated by the Germans. 5–12 August: Wola massacre perpetrated by the Germans. August–September: Suppression of Mokotów by the Germans. 21 August: Mass murder on Dzika street perpetrated by the Germans. Mass expulsion of Poles from Warsaw. Germans conduct planned destruction of Warsaw. Życie Warszawy newspaper begins publication. 1945 January: Soviet forces take city; German occupation ends. 14 February: (city reconstruction bureau) established. 1945–1990s 1946 Polonia Warsaw wins its first Polish football championship. Społem Warsaw wins its first Polish men's volleyball championship. 1947 - AZS Warsaw wins its first Polish men's basketball championship. 1948 Stefan Wyszyński becomes Catholic archbishop. PKM Warsaw wins its first Team Speedway Polish Championship. Spójnia Warsaw wins its first Polish women's basketball championship.

1949 - Six-Year Plan for the Reconstruction of Warsaw created. 1950 - Adam Mickiewicz Museum of Literature established. 1951 - Białołęka, Okęcie, Wilanów, and Włochy become part of city. 1952 - 22 July: Constitution Square inaugurated. 1953 - Old Town Market Place restored. 1954 - Fryderyk Chopin Museum established. 1955 10th-Anniversary Stadium opens. Crooked Circle Club active. Palace of Culture and Science built. International Warsaw Pact military alliance headquartered in city. Legia Warsaw wins its first Polish football championship. 1956 Legia Warsaw wins its first Polish men's basketball championship. Poles demonstrate solidarity with the Hungarian Revolution of 1956, massively bring aid to the Hungarian Cultural Institute, organize fundraising for Hungarians (see also Hungary–Poland relations). 1957 - AZS Warsaw wins its first Polish rugby championship. 1959 Polonia Warsaw wins its first Polish men's basketball championship. Kampinos National Park created near city. 1961 Warsaw Chamber Opera founded. Legia Warsaw wins its first Polish women's volleyball championship. 1962 - Legia Warsaw wins its first Polish men's volleyball championship. 1963 - St. John's Cathedral rebuilt. 1964 20 July: Monument to the Heroes of Warsaw unveiled. Skra Warsaw wins its first Polish rugby championship.

1965 September: City co-hosts the 1965 FIVB Volleyball Men's World Cup. Population: 1,252,558. 1966 - Foksal Gallery of art opens. 1967 Maria Skłodowska-Curie Museum opened. Jerzy Majewski becomes mayor. 1973 - Nusantara Archipelago Museum established. 1974 Łazienkowski Bridge opens. built on Marszałkowska Street. Ujazdów Castle rebuilt. 1975 Warszawa Centralna railway station opens. Intraco I hi-rise built 1978 Museum of Caricature established. Intraco II hi-rise built. 1979 15 February: 1979 Warsaw gas explosion. June: Catholic pope John Paul II visits city. 1980 - Population: 1,596,073. 1981 - Józef Glemp becomes Catholic archbishop. 1983 Romuald Traugutt Philharmonic established. Warsaw hosts the International Congress of Mathematicians. 1 October: Mały Powstaniec monument unveiled. 1985 - Antonina Leśniewska Museum of Pharmacy established. 1987 - Warsaw hosts the 1987 IAAF World Cross Country Championships. 1989