found:Wikipedia, viewed 20 Apr. 2016(Polish Scouting and Guiding Association, Związek Harcerstwa Polskiego, ZHP; the Polish Scout movement was started in 1910; the ZHP was officially founded by the merging of existing groups when the Partitions of Poland came to an end in 1918; during World War II, the ZHP were branded criminals by Nazi Germany and the wartime Scouts evolved into the underground paramilitary Szare Szeregi, Gray Ranks; in 1945, ZHP was restored but was banned by the Communist authorities in 1949; revived in 1956 when the Polish United Workers' Party youth movement ZMP OH (Organizacja Harcerska Związku Młodzieży Polskiej, 1950-1956) was transformed and renamed to ZHP; until 1980, the new ZHP did not consider itself as a continuation of the pre-war ZHP but as a new organization) under Związek Harcerstwa Polskiego poza granicami Kraju (ZHP pgK, established in 1946, was a continuation of the pre-World War II organization, Związek Harcerstwa Polskiego, ZHP, which had been evacuated to Great Britain in 1940 and moved its headquarters from Castlemains to London in 1943)