1926 – William Wakefield Cardinal Baum was 21st of born November in Dallas, Texas.
1951 – Ordained as a priest and spent his early church career in Missouri.
1961 – Became the privy chamberlain.
1962-1965 – Served as both vice-chancellor of the Diocese of Kansas City-St. Joseph and as an "expert" at the Second Vatican Council.
1970 – Chancellor of that diocese before being named a bishop himself, heading the diocese of Springfield-Cape Girardeau.
1973-1980 – Served as Catholic archbishop of Washington DC.
1976 – Baum was named Cardinal-Priest of S. Croce in via Flaminia.
1978 – He participated in the two conclaves.
1990 – Became the Church’s Major Penitentiary.
2001 – Suffered from deteriorating eyesight that cause him to resigned as Penitentiary.
2003 – Attended the meeting of American cardinals called to deal with the sex abuse scandal.
2005 – Baum was one of the cardinal electors who participated in the papal conclave that selected Pope Benedict XVI.