Another wave of demonstrations occurred on August 31, 1982, on the second anniversary of the Gdańsk Agreement (see August 31, 1982 demonstrations in Poland). Altogether, on that day six demonstrators were killed – three in Lubin, one in Kielce, one in Wrocław and one in Gdańsk. Another person was killed on the next day, during a demonstration in Częstochowa. Further strikes occurred at Gdańsk and Nowa Huta between October 11 and 13. In Nowa Huta, a 20-year-old student Bogdan Wlosik was shot by a secret service officer.