* 1539 – Christopher Clavius, German mathematician ( d. 1612 )

Pope Gregory XIII is best known for his reformation of the calendar, with the aid of Jesuit priest / astronomer Christopher Clavius, who is credited as the calendar's chief architect.

* February 12 – Christopher Clavius, German mathematician and astronomer ( b. 1538 )

* March 25 – Christopher Clavius, German mathematician and astronomer ( d. 1612 )

* 1582-Pope Gregory XIII, Aloysius Lilius, and Christopher Clavius introduce a Gregorian calendar with an improved leap year system

The " Gregorian calendar ", so called since it was established by Gregory XIII, and currently in use the world over, was developed by the Jesuit Christopher Clavius, a professor of the university at the time.

German Jesuit Christopher Clavius, the inventor of the Gregorian calendar, was an alumnus of the university

* Christopher Clavius, Jesuit inventor of the Gregorian calendar

While at the University of Coimbra, Christopher Clavius attended Pedro Nunes ' classes, and was influenced by his works.

The method inspired improved systems by Christopher Clavius and Jacob Curtius.

His work was resumed, after his death, by the scientific adviser to the Pope, Christopher Clavius.

** Christopher Clavius, German mathematician and astronomer ( born 1537 )

Christopher Clavius

* Christopher Clavius ( 1537-1612 ), The Galileo Project

* Opera Mathematica — the complete mathematical works of Christopher Clavius.

* Online Galleries, History of Science Collections, University of Oklahoma Libraries High resolution images of works by and / or portraits of Christopher Clavius in. jpg and. tiff format.

* Christopher Clavius astronomer and mathematician, Costantino Sigismondi, 2 Mar 2012

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These uniforms differentiated them from the Army and the Regular RIC, and gave rise to the force's nickname: Christopher O ' Sullivan wrote in the Limerick Echo on 25 March 1920 that, meeting a group of recruits on a train at Limerick Junction, the attire of one reminded him of the Scarteen Hunt, whose " Black and Tans " nickname derived from the coloration of its Kerry Beagles.

She gave birth to their son Christopher on September 25, 1974.

* April 25 – Christopher Hassall, English actor, dramatist, librettist, lyricist, and poet, heart attack ( b. 1912 )

* December 25 – Christopher I of Denmark is crowned King of Denmark in Lund Cathedral

* February 25 – Sir Christopher Wren, English architect, astronomer, and mathematician ( b. 1632 )

Caption: " On August 25, 1543, these foreigners were cast upon the island of Tanegashima, Okuma Province ", followed by the two names Murashukusha ( unknown ) and Kirishimota ( António da Mota, also known as Christopher da Mota ).

Sir Christopher Michael Wren FRS ( 20 October 1632 – 25 February 1723 ) is one of the most highly acclaimed English architects in history.

In the 2009 Gubernatorial Election, Republican Chris Christie received 59. 5 % of the vote ( 6, 124 ballots cast ), leading Democrat Jon Corzine who received around 25. 6 % ( 2, 639 votes ) and Independent Christopher Daggett who took 13. 9 % ( 1, 427 votes ), with 10, 293 of the 18, 244 registered voters in the township participating, yielding a 56. 4 % turnout rate.

Accompanied by Christopher Gist, Washington arrived at the Forks of the Ohio on November 25, 1753.

On 25 October 2008, to mark the 30th anniversary of the song " Saturday Night Fever " topping the UK charts, Gibb performed with special guests including Ronan Keating, Stephen Gateley, Sam Sparro, Sharleen Spiteri, Gabriella Climi and Bryn Christopher at the London music festival BBC Electric Proms.

According to Christopher Walker, an employee of Detail, on the morning of March 25, 2009, five armed men broke into Detail's house, stating that they were collecting a debt on behalf of Knight.

On 25 and 26 December of the same year Channel 4 aired similar specials in which he interviewed the actor / comedian Christopher Guest and comedian

Christian married Dorothea of Brandenburg ( 1430 – 25 November 1495 ), the widow of his predecessor King Christopher ( of Bavaria ) and thus dowager queen, on 28 October 1449 in Copenhagen.

In 1445, Christopher married Dorothea of Brandenburg ( 1430 – 25 November 1495 ), in Copenhagen.

The Tridentine Calendar allowed a commemoration of Saint Christopher on 25 July only in private Masses.

When that calendar was revised in 1969, the individual celebrations of St Barbara, St Catherine of Alexandria, St Christopher, and St Margaret of Antioch were dropped, but in 2004 Pope John Paul II reinstated the 25 November optional memorial of Catherine of Alexandria, whose voice was heard by Saint Joan of Arc.

He played the character Christopher Rolf in the episode of the Rifleman " Stopover " originally aired on April 25, 1961.

Christopher Ryan ( born 25 January 1950 ) is an English actor.

Nevertheless, a Catholic member of the family, papal chamberlain and art collector Christopher Tostrup Paus, was conferred the hereditary title of count by Pope Pius XI on 25 May 1923, a title that was also recognized by the Kingdom of Italy.

Two Wolverhampton men, Christopher Lewis and Marvin Walker, were found guilty of manslaughter on 25 April 2008 and sentenced to five and a half years in prison.

On November 25, 1994, Christopher Gill stated that he would sooner resign as a Conservative than vote for the Bill.

On March 25, 2009, in introductory remarks made to Christopher Monckton, 3rd Viscount Monckton of Brenchley, during a United States House Energy Subcommittee on Energy and Environment hearing, Shimkus made the following statement regarding the role of carbon dioxide in global warming: " It's plant food ...

* Booknotes interview with Christopher Benson on Death of Innocence: The Story of the Hate Crime That Changed America, April 25, 2004.

Christopher Richard Pond, ( born 25 September 1952 ) is a former Labour Party politician in the United Kingdom.