[1] He was a member of the Politburo of the Polish United Workers' Party from December 1970 to his resignation on 12 November 1985.
[4][5] Olszowski was appointed foreign minister on 22 December 1971, replacing Stefan Jędrychowski in the post.
[6] In 1980, he was appointed ambassador to East Germany and left the politburo for this post that he held just six months.
[3] He acted as the party's central committee secretary for ideology and media from August 1980 to July 1982.
[10] He was also dismissed from the party leadership in 1985, partly due to his relationship with a Polish journalist whom he married after divorcing his first spouse.