 Wickbom, uyo akashanda saGurukota reRuramisiro kubva muna 1983 kusvika muna 1987, akatarisira kuongorora kwokupondwa kwaMutungamiri weHurumende Olof Palme, uyo akaitika musi wa 28 February 1986, munguva yebasa rake. Gore rimwe gare gare, Wickbom akasiya hurumende nguva pfupi pashure pokunge Stig Bergling, aimbova mushandi weSecurity Service wokuSweden akanga atongerwa mhosva yokuvanda nokuda kweSoviet Union, atiza. Kwakanga kune runyerekupe rwokuti Wickbom akamanikidzwa kusiya basa pashure pokunge Bergling atiza, izvo Wickbom akaramba. 