Earlier events —Polish-speaking areas are shown in yellow • January 1916: creation of Secret Inter-Party Citizen's Committee (
pl. Tajny Międzypartyjny Komitet Obywatelski) formed by members of the
German Reichstag of Polish nationality. • July 1918: a network of local Citizens' Committees is created on area of Prussian Partition. • 11 October 1918: Polish organizations in the German Empire publicise common documents in which they declare the will to create independent Polish state and, in effect, revolution. • 9 November 1918: beginning of the
German Revolution, which also occurred in
Greater Poland. Poles organized secret military structures in the
Poznań garrison,
Jarocin and
Inowrocław. • 10 November 1918: events of the so-called
Republic of Ostrów. • 11 November 1918 • Armistice signed, ending the hostilities of
World War I. • The Citizens' Guard (''''), renamed a few days later to the People's Guard (''''), comes out from the underground. The mayor of
Poznań (Posen), , is removed from office. German military authorities give permission for functioning of the People's Guard to keep peace in the
Province of Posen. • 12 November 1918 • The Central Citizen's Committee, later renamed to the
Supreme People's Council (
Naczelna Rada Ludowa, NRL), creates temporary "government-in-waiting" Commission (
Komisariat):
Stanisław Adamski,
Wojciech Korfanty, and . • becomes the Mayor of Poznań. • 13 November 1918 • Commission of the High People's Council calls citizens of German portion of Poland to keep calm in spite of the revolution. • "Assassination on City Hall": dominated by Germans, the Execution Department of Worker's and Soldier's Council proceeded to Poznań's City Hall, an armed group of Poles forces it to change four of the German delegates with Polish ones: Bohdan Hulewicz, Mieczysław Paluch,
Henryk Śniegocki and Zygmunt Wiza. Poles thus gain control over the headquarters of Poznań Garrison and 5th Corps. • 17 November 1918: the Commission of the NRL calls for a one-time collection of money called a "national tax". • 18 November 1918: elections to Poviat's People's Councils and members of the partition's
Sejm (1399 MPs). • 20 November 1918: the Polish government in
Warsaw publishes
przyłączenie Wielkopolski będzie jednym z pierwszych naszych zadań (the joining of Greater Poland will be one of our first tasks). • 3 December 1918: The Partition Sejm of Poznań begins its official proceedings in the "Apollo" Cinema. MPs represent all lands of the Prussian Partition and Polish economic emigration, mainly from
Westfalen. • 5 December 1918: the end of the Partition Sejm, which declared its desire for unification with the other partitions in a renewed Poland, and the NRL officially elected its members. • 6 December 1918: the first meeting of the NRL has Bolesław Krysiewicz become the speaker. Election of executive body, Commission of the NRL, formed by representatives of
Greater Poland -
Stanisław Adamski and
Upper Silesia:
Wojciech Korfanty and
Józef Rymer;
Eastern Pomerania:
Kuyavia: Adam Poszwiński. • 11 December 1918: the
Polish language and the teaching of religion in Polish return to schools. • 15 December 1918: the Polish government in Warsaw breaks diplomatic relations with
Germany.
Uprising Eruption of the fighting • 27 December 1918: The uprising starts in the evening with shooting in front of Poznań's police headquarters. Fighting also start in other towns:
Szamotuły,
Środa Wielkopolska,
Pniewy,
Opalenica,
Buk,
Trzemeszno,
Września and
Gniezno are captured. Poles in Poznań capture the main train station, the main post office and part of city fortifications. • 28 December 1918: • The Poles in Poznań capture Cytadela (a main stronghold), Fort Grolmann and an armory on ul. Wielkie Garbary • The commission of the NRL promotes Captain
Stanisław Taczak to temporary commander-in-chief of the uprising (he is also promoted to rank of major). • 29 December 1918: The Poles capture
Grodzisk Wielkopolski,
Kłecko,
Kórnik,
Wielichowo,
Gostyń,
Witkowo and other towns. • 30 December 1918 • Failure of peace talks between the insurgents and the German authorities, the latter refusing to take the responsibility for the hostilities of 27 December. • In Poznań, the Poles force the German
6th Regiment of Grenadiers from their barracks. After talks, the regiment leaves the city with their weapons. • The Poles capture
Wronki,
Wągrowiec,
Gołańcz. Polish soldiers stop a German offensive against Gniezno near
Zdziechowa. • 31 December 1918 • The Poles capture
Kościan,
Oborniki Wielkopolskie,
Ostrów Wielkopolski. • A unit of Poles under command of
Paweł Cyms begins offensive on
Cuiavia. • 1 January 1919 • Paderewski leaves Poznań. • The capture of
Jarocin,
Krotoszyn and
Mogilno. • 3 January 1919: to avoid anarchy in Greater Poland, the Commission of the NRL decides to take over control of the spontaneous uprising but also decides that the decision should be kept secret. • 4 January 1919: The Commission of the NRL decrees a new president of the Province of Poznań,
Wojciech Trąmpczyński. German authorities call for boycotting him. • 5 January 1919:
Czarnków,
Jutrosin,
Kruszwica,
Nakło,
Nowy Tomyśl,
Miejska Górka,
Rawicz,
Strzelno and
Wolsztyn are captured by the Poles. • 6 January 1919 • The Poles capture
Ławica Airport, Poznań, with all aircraft undamaged. • Fighting near
Czersk and
Kościerzyna in
Pomerania. •
Inowrocław captured. • 7 January 1919 • The Poles divide captured lands into seven Military Districts (
Okręg Wojskowy). • The Germans recapture
Chodzież and
Czarnków. • 8 January 1919 • The Commission of the NRL takes all civil and military authority without declaring territorial range of that power. It also promotes General
Józef Dowbor-Muśnicki to commander-in-chief of the uprising forces. • The Poles recapture Chodzież Battle of Chodzież and Czarnków. They also win the Battle of
Ślesin and capture
Sieraków. • 9 January 1919 • The NRL officially announces that it takes control over Greater Poland. Beginning of
polonisation of administration, most former
anti-Polish officials being fired. In
powiats, German landrats are subordinated to Polish
starostas, which take all their power. • Poles lose
Nakło. • Polish airmen bomb military airfield in
Frankfurt (Oder) • 10 January 1919: fights on southern front near Kąkolewo,
Leszno and
Rydzyna. Poles capture
Sarnowa. • 11 January 1919: The Germans recapture Sarnowa and win in Battle of
Zbąszyń; Polish victory in Battle of
Szubin and capture
Łabiszyn,
Złotniki and
Żnin. • 12 January 1919: fighting near Leszno and
Lipno. • 13 January 1919: The Germans recapture
Szamocin. • 14 January 1919: The Commission of the NRL appeals to
Roman Dmowski for help negotiate a ceasefire. • 15 January 1919: failed attempt to recapture Szamocin by Poles. • 16 January 1919 • The first number of
Tygodnik Urzędowy Naczelnej Rady Ludowej, with the laws of the NRL, is published. • The Polish government of
Ignacy Paderewski has two politicians of Greater Poland: , the minister of treasury, and , the minister of industry and trade. • 17 January 1919: Men born in 1897, 1898, and 1899 are called up and drafted into Great Polish Army. • 20 January 1919: the transfer of money to banks of Germany on the other side of the front line is forbidden. • 21 January 1919 • NRL creates oath of soldiers of Great Polish Army. • 22 January 1919 • Northern front: Poles are forced to leave
Potulice. • Southern front: Poles win the Battle of
Robaczysko. •
Joseph Noulens is nominated by Supreme Council of Allied Countries as chief of Allied mission in Poland. • 23 January 1919: Poles defend
Miejska Górka after heavy fighting. • 25 January 1919 • Poles capture
Babimost and
Kargowa. • All communication between Greater Poland and Germany is broken. • Decree cancels Prussian prohibition of Polish language in schools. • 26 January 1919: Great Polish Army soldiers, commanded by Dowbór-Muśnicki, give an oath on Wilhelm Platz, renamed on Plac Wolności (
Freedom Square), in Poznań. • 28 January 1919: German offensive ("Butteroffensive") in area of
Bydgoszcz and
Nakło. In the Battle of
Rynarzewo, the Germans capture Szubin. • 29 January 1919: Roman Dmowski gives a speech in front of Supreme Council of Allied Countries in which he asserts Polish rights to the Prussian Partition and accuses the Germans of two-faced policies. • 2 February 1919: Polish-German talks start in
Berlin. • 3 February 1919: The Poles stop a German offensive on the northern front. Their counterattack forces a German withdrawal to northern bank of the
Noteć River. The Poles recapture Rynarzewo and win the Battle of
Kcynia. • 4 February 1919 • Poles recapture
Szubin. Heavy fighting on the southern front near
Rawicz. • Talks between the Polish government in Warsaw and Commission of the NRL begin on the representation of Greater Poland in the
Sejm Ustawodawczy. • 5 February 1919: Failure of talks in Berlin, with Germans demanding the demobilisation of the Great Polish Army, Polish recognition of German claims to Greater Poland and the payment by the Poles for all damage made during the uprising. However, the
Triple Entente remarks that both sides are ready for peace talks. • 6 February 1919: end of talks about representation of the Prussian Partition in Sejm Ustawodawczy. Since
Cuiavia,
Silesia and
Pomerania are still officially part of Germany, to avoid international repercussions, the Polish government and the NRL decide to cancel the planned election of 126 MPs, giving temporary right of representation of the Prussian Partition to 16 MPs of Reichstag. • 7 February 1919 • Heavy fighting in
Kolno, which is captured many times by both sides. • The Commission of the NRL promotes 122 former
NCOs of the German Army to
second lieutenant. •
Józef Piłsudski signs a decree officially allowing 16 MPs from the Prussian Partition to participate in Sejm Ustawodawczy. • 9 February 1919: The Poles stop a German offensive near
Trzciel. • 10 February 1919: The Poles stop a German attack near
Rawicz. • 11 February 1919: The Commission of the NRL dissolves all town councils, giving 25 March as date of new elections. • 12 February 1919: Germans use an
armoured train to capture
Kargowa and
Babimost, but their offensive is stopped near
Kopanica. • 14 February 1919 • Talks start on extending the ceasefire that ended World War I. The German delegation is against extending it for Greater Poland, but
France forces it through. • The German headquarters is moved to
Kolberg, as a part of preparations to use all forces against Greater Poland. • 16 February 1919: The extension of the Allied-German ceasefire in
Trier is signed, which also refers to Greater Poland. The Polish army is referred to as Allied forces. A military demarcation line was established.
Between ceasefire and reunification The demarcation line was defined as follows: • 18 February 1919: In spite of the ceasefire, there is fighting near Rynarzewo. The Poles capture the armoured train. • 9 February 1919: A volunteer company of Great Polish soldiers moves to
Lesser Poland to fight against the
Ukrainians. • 20 March 1919: The
Ostmarkenzulage, a special allowance for German officials working in the eastern provinces to stimulate the German colonization of the Prussian Partition, is canceled. • 23 March 1919: The Poles win a landslide in elections to the city council of Poznań. • 24 March 1919: The Commission of the NRL asks the Polish government in Warsaw to create separate administration of the former Prussian Partition, as it is far more developed than the rest of the country. Ignacy Paderewski forces the government to leave all power in hands of the NRL until the final recognition of Polish-German border, with later autonomy there (only
Upper Silesia would obtain it). The NRL mobilises men born in 1891, 1892, 1893, 1894 and 1901. • 5 April 1919: The Sejm Ustawodawczy announces byelections in the former Province of Posen for next 42 MPs. • 9 April 1919: The Commission of the NRL decrees an eight-hour workday in industry and trade. • 10 April 1919: The Commission of the NRL decrees the removal of signs in German language from offices and train stations the changing of all streets names into Polish. The punishment for breaking the law is two years of prison and a fine of
Mp. 10,000. • 16 April 1919: The NRL decides that 3 May is the national holiday. • 7 May 1919: The
Wszechnica Piastowska is opened. • 15 May 1919: Polish becomes the only official language. German is auxiliary, but a lack of Polish-speaking officials means German is still used in the
judiciary until 1920. • 25 May 1919: The Army of Great Poland is subjugated to the headquarters of the Polish Army but keeps its separate organisation. • 30 May 1919: The People's Guard is transformed to the Home Defence (
Obrona Krajowa). • 1 June 1919: By-elections of MPs to Sejm Ustawodawczy. • 6 June 1919 • Skirmishes near
Bydgoszcz (Bromberg). • The rising threat of a German offensive induces the Commission of the NRL to introduce a state of emergency in all lands under its jurisdiction. In a belt of 20 km from the front line, it introduces
martial law. A few days later, the NRL announces capital punishment for acting against the Great Polish Army or for the German army. • 18 June 1919: Skirmishes near
Rynarzewo. • 28 June 1919: The
Treaty of Versailles gives almost all of Greater Poland to
Poland. • 1 July 1919 • The Commission of the NRL removes customs border with ex-
Kingdom of Poland. • Artillery fire at front. • 9 July 1919: Farther than 20 km from the front, end of state of emergency. • 10 July 1919: Proceedings of the Polish government with Commission of the NRL on further policy in the former Prussian Partition (
Były Zabór Pruski). Creation of the Ministry of the Former Prussian Partition (
Ministerstwo Byłej Dzielnicy Pruskiej). • 1 August 1919: Sejm Ustawodawczy votes on a resolution on the "Temporary Organisation of Government in the former Prussian Partition" (), creating the Ministry of the Former Prussian Partition and a plan of gradual unification of Greater Poland with the rest of the country. • 12 August 1919: Władysław Seyda becomes the first minister of the Former Prussian Partition. • 19 August 1919: The NRL is dissolved. • 28 August 1919: The headquarters of the
Polish Army decides that the Greater Polish Army will join the Polish Army and that its headquarters will be transferred to the headquarters of the Seventh Corps. • 6 November 1919: The Commission of the NRL is dissolved. • 10 January 1920: Ratification of
Treaty of Versailles, which has Polish forces in Greater Poland take control over small amounts of Greater Poland's territories given to Poland that are resisting German control and
Eastern Pomerania. • 13 January 1920: The headquarters of the Greater Poland front orders preparations for implementing the treaty. • 17 January 1920: beginning of the occupation of the remaining German-held territories assigned to Poland by the treaty. • 8 March 1920: The Greater Poland front is dissolved. == Aftermath ==