Canonization

declaration that a deceased person is an officially recognized saint

12 dated entries naming Canonization, drawn from 12 separate years between 921 CE and 2000 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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10th century

921September 15 – Ludmila, Bohemian duchess and widow of Bořivoj I, is murdered by her daughter-in-law Drahomíra at Tetín (modern Czech Republic). Ludmila will be canonised and become the patron saint of Bohemia and is venerated in the Orthodox and the Catholic Churches.source
993July 4 – Pope John XV issues a decree canonizing the late Bishop Ulrich of Augsburg, the first recorded canonization of a saint.source

12th century

1101April 19 – King Canute IV of Denmark is canonized as a saint under the name San Canuto.source
1161January 5 – Canonization of Edward the Confessor (died 1066) in England.source
11996 July – Archbishop Malachy (died 1148) is canonized by Pope Clement III.source

13th century

1262January 25 – Richard of Chichester in England (died 1253) is canonized as a saint; he is best known for authoring the prayer adapted into the song "Day by Day" in the musical Godspell (1971).source

15th century

14571 January – Osmund of Salisbury (died 1099) is canonised, the last English saint created until the 20th century. His remains are translated from Old Sarum to Salisbury Cathedral on 23 July.source

17th century

1671April 2 – In Rome, Pope Clement X canonizes Rose of Lima, making her the first Catholic saint of the Americas.source
1681July 1 – Oliver Plunkett, Roman Catholic Archbishop of Armagh and Primate of All Ireland, falsely convicted in June of treason, is hanged, drawn and quartered at Tyburn, London, the last Catholic martyr to die in England; he is canonised in 1975.source
1690October 16 – Lawrence Justinian (1381–1456) and John of Sahagún (c. 1430–79) are canonized by Pope Alexander VIII.source

20th century

19978 June – Queen Jadwiga of Poland was canonized by Pope John Paul II in Kraków.source
2000April 30 – Canonization of Polish Catholic sister Faustina Kowalska in the presence of 200,000 people and the first Divine Mercy Sunday is celebrated worldwide.source