What is Pope John XXIII?
{{Infobox Christian leader | type = Pope | honorific-prefix = Pope Saint | name = John XXIII | title = [[Bishop of Rome]] | image = Ioannes XXIII, by De Agostini, 1958–1963.jpg | caption = | coat_of_arms = John 23 coa.svg | motto = {{lang|la|Oboedientia et Pax}} (Obedience and Peace) | signature = John XXIII signature.svg | birth_name = Angelo Giuseppe Roncalli | term_start = 28 October 1958 | term_end = 3 June 1963 | predecessor = [[Pope Pius XII|Pius XII]] | successor = [[Paul VI]] | ordination = 10 August 1904 | ordained_by = [[Giuseppe Ceppetelli]] | consecration = 19 March 1925 | consecrated_by = [[Giovanni Tacci Porcelli]] | cardinal = 12 January 1953 | created_cardinal_by = [[Pius XII]] | rank = | birth_date = {{Birth date|1881|11|25|df=yes}} | birth_place = [[Sotto il Monte]], [[Bergamo]], [[Kingdom of Italy]] | death_date = {{Death date and age|1963|06|03|1881|11|25|df=y}} | death_place = [[Apostolic Palace]], [[Vatican City]] | previous_post = {{unbulleted list|Titular Archbishop of [[Rabba|Areopolis]] (1925–34)|Official to [[Bulgaria]] (1925–31)|Apostolic Delegate to Bulgaria (1931–34) |Titular Archbishop of [[Mesembria (Pontus)|Mesembria]] (1934–53)|Apostolic Delegate to [[Turkey]] (1934–44)|Apostolic Delegate to [[Greece]] (1934–44)|[[Apostolic Nuncio to France]] (1944–53)|[[Santa Prisca|Cardinal-Priest of Santa Prisca]] (1953–58)|[[Patriarch of Venice]] (1953–58)}} | feast_day = {{unbulleted list|11 October ([[Catholic Church]])|3 June ([[Evangelical Lutheran Church in America]])|4 June ([[Anglican Church of Canada]] and [[Episcopal Church (United States)|Episcopal Church]])}} | venerated = {{unbulleted list|[[Catholic Church]]|[[Evangelical Lutheran Church in America]]|[[Anglican Church of Canada]]|[[Episcopal Church of the United States]]}} | saint_title = | beatified_date = 3 September 2000 | beatified_place = [[Saint Peter's Square]], [[Vatican City]] | beatified_by = [[Pope John Paul II]] | canonized_date = 27 April 2014 | canonized_place = [[Saint Peter's Square]], [[Vatican City]] | canoni