kleck remembers very well king sigismund i and his wife, the milanese princess bonus forza, in whose still has many dark spots. some historians believe that the temperamental italian is not a poisoner-in-law; she did not treat the first beauty of the grand duchy of lithuania, barbara rodeville , to a poisoned apple, they say. bones forza's daughter-in-law experimented a lot with medications; infertility is considered one of the possible diseases. after the death of the wife of sigismund i, the city passed to the radivils. nicholas the black immediately turned kletsk into one of the centers of reformation in the grand duchy. as a preacher, invited here belarusian voltaire, philosopher and humanist simon budtny. it was in kletsk that he wrote his famous catechism, the first. the bloodiest wars in the history of mankind, a shock wave covered the cellulose; with the arrival of the germans , a strict occupation regime, a regime of terror and mass executions was established in the area. about 9.00 residents of the area were victims of a terrible war, almost 5,200 were killed by the nazis d