June in Poznań (June '56) - the first general strike and street demonstrations in the People's Republic of Poland, which took place at the end of June 1956 in Poznań. The protests were bloodily suppressed by the army and the militia, and the event itself was downplayed by the propaganda of the Polish People's Republic as "June events" or concealed. Currently, by some historians and participants, June '56 is also referred to as the Poznań rebellion, revolt and the Poznań uprising.
The strike broke out on the morning of June 28 (on the so-called Black Thursday) at Zakłady Przemysłu Metalowego H. Cegielski Poznań (in the years 1949–1956 known as Zakłady Józef Stalin Poznań - abbreviated as ZISPO) and turned into a spontaneous protest of the inhabitants of Wielkopolska against the authorities. 10,000 soldiers were used to suppress the uprising. soldiers and 400 tanks. The units of the Polish People's Army were commanded by General Stanisław Popławski from the Red Army. In 2006, Dr. Łukasz Jastrząb announced a verified list of 57 people who died and died as a result of their injuries. His research was confirmed in 2007 by the Institute of National Remembrance, which also supplemented the list of Łukasz Jastrząb with the name of Andrzej Styperek, who died in 1964 as a result of a spine shot in June 1956.80% of the fatalities did not take an active part in the incidents - their deaths were caused by it was a chaotic shooting, also on the part of civilians who came into possession of the guns.