Alexander Mackenzie, PC ( January 28, 1822 – April 17, 1892 ), a building contractor and newspaper editor, was the second Prime Minister of Canada from November 7, 1873 to October 8, 1878.

* 1951 – Ivanoe Bonomi, Italian politician and statesman, Prime Minister of Italy ( b. 1873 )

* 1873 – Iuliu Maniu, Romanian politician and Prime Minister ( d. 1953 )

* 1873 – Thorvald Stauning, Prime Minister of Denmark ( d. 1942 )

Sir John A. Macdonald, the first Prime Minister of Canada ( 1867 – 1873, 1878 – 1891 )

Sir John A. Macdonald was second-in-line, with 19 years, as the longest-serving Prime Minister in Canadian history ( 1867 – 1873, 1878 – 1891 ).

* May 3 – Thorvald Stauning, Prime Minister of Denmark ( b. 1873 )

The Prime Minister first announced the force as the North West Mounted Rifles but concern from the United States of America fearing a military build up led the Prime Minister to rename the force the North-West Mounted Police ( NWMP ) when formed in 1873.

The title " Prime Minister " had made its first formal appearance in the 1873 Schedule of the Civil List Act, but originally the Prime Minister was entitled Colonial Secretary or First Minister.

* Charles Ruijs de Beerenbrouck ( 1873 – 1936 ), Prime Minister of the Netherlands

Jay Cooke was heavily involved in financial scandals with the Canadian Government and caused the Prime Minister Sir John A. Macdonald to lose his office in the 1873 election.

In the same month, the Proclamation of the First Spanish Republic by the Cortes on February 11, 1873 reaffirmed Cuba as inseparable to Spain, Martí responded with an essay, The Spanish Republic and the Cuban Revolution, and sent it to the Prime Minister, pointing out that this new freely elected body of deputies that had proclaimed a republic based on democracy had been hypocritical not to grant Cuba its freedom.

These separatist tensions did not completely die down until the 1870s when Prime Minister John Molteno restructured the Cape administration to meet the major eastern concerns and, in the Constitutional Amendment Bill of 1873, abolished the last formal distinctions.

Thorvald August Marinus Stauning ( 26 October 1873, Copenhagen – 3 May 1942 ) was the first social democratic Prime Minister of Denmark.

Prior to his appointment as Chancellor, he had served in a number of other positions, including as Prime Minister of Bavaria ( 1866 – 1870 ), German Ambassador to Paris ( 1873 – 1880 ), Foreign Secretary ( 1880 ) and Imperial Lieutenant of Alsace-Lorraine ( 1885 – 1894 ).

In January 1873, he succeeded Bismarck ( who continued to be Imperial Chancellor ) as Prime Minister of Prussia.

Sir John A. Macdonald, as leader of the Conservative Party of Canada ( concurrently known as the Liberal-Conservative Party until 1873 ), became the first Prime Minister of Canada as the Conservatives won a majority of the seats in the election.

Although the Davis administration was on favourable terms with federal Liberal Prime Minister Alexander Mackenzie ( 1873 – 1878 ), his successor Norquay was more closely aligned with the federal Conservatives.

The Prime Minister first announced the force as the North West Mounted Rifles but concern from the United States of America fearing a military build up led the Prime Minister to rename the force the North-West Mounted Police ( NWMP ) when formed in 1873.

The Act was approved by the Government of Canada and established on May 23, 1873, by Queen Victoria, on the advice of her Canadian Prime Minister, John A. Macdonald, with the intent of bringing law and order to, and asserting sovereignty over, the Northwest Territories.

This made an extremely minor change in the suggested change in the constitution, when it was passed in 1873, necessary, namely that there were now two Prime Ministers, while there was only one in the previous law text.

Albrecht von Roon, the Prussian Minister of War from 1859 to 1873, established a draft where every male Prussian capable of fighting would be conscripted at the time of mobilization.

In 1873, Itō was made a full councilor, Minister of Public Works, and in 1875 chairman of the first Assembly of Prefectural Governors.

* George P. Smith ( born 1873 ), politician and Minister of the Crown from Alberta, Canada

On returning he was asked to organize a national army for Japan, and he became War Minister in 1873.

The head of government of Norway was called First Minister () between 1814 and 1873, while it was in personal union with Sweden.

He was Minister of Public Instruction in the short-lived cabinet of 19 May 1873.

As a result, Ontario Minister of Education Adam Crooks passed legislation in 1873 that added 15 new senators elected by the alumni.

He became Minister of Finance in 1873 and served until the defeat of the government later that year.

It was invented in 1873 by the chemist Sir William Crookes as the by-product of some chemical research.

* July 20 – Sir Paweł Edmund Strzelecki, Polish explorer and geologist ( d. 1873 )

Later, Sir Andrew Smith gave it Carcharodon as its generic name in 1833, and also in 1873.

Cordelia in the Court of King Lear ( 1873 ) by John Gilbert ( painter ) | Sir John Gilbert.

At 10 a. m. on 20 February 1873, he claimed the land for Britain and named it after his father, Admiral Sir Fairfax Moresby.

* Sir George-Étienne Cartier, 1st Baronet, of Montreal, in the Dominion of Canada ( 1868 ), extinct 1873

* 1909 – 1940: Sir Vernon Kell ( from 1919, Sir Vernon Kell ) ( b. 1873 – d.

One of Trevor-Roper's most successful books was his 1976 biography of the Sinologist Sir Edmund Backhouse, 2nd Baronet ( 1873 – 1944 ), who had long been regarded as one of the world's leading experts on China.

His chief publications are his translation of the History of Herodotus ( in collaboration with Sir Henry Rawlinson and Sir John Gardiner Wilkinson ), 1858 – 60 ; The Five Great Monarchies of the Ancient Eastern World, 1862 – 67 ; The Sixth Great Oriental Monarchy ( Parthian ), 1873 ; The Seventh Great Oriental Monarchy ( Sassanian ), 1875 ; Manual of Ancient History, 1869 ; Historical Illustrations of the Old Testament, 1871 ; The Origin of Nations, 1877 ; History of Ancient Egypt, 1881 ; Egypt and Babylon, 1885 ; History of Phoenicia, 1889 ; Parthia, 1893 ; Memoir of Major-General Sir HC Rawlinson, 1898.

* Jean Alice ( 1882 – 1957 ), married Sir David Maughan ( 1873 – 1955 ) in 1909

After Knox's death in 1873 the paper was sold to the widow of Sir John Arnott, MP, a former Lord Mayor of Cork and owner of Arnotts, one of Dublin's major Department stores.

* Sir Paul Edmund Strzelecki ( 1797 – 1873 ), Polish explorer ( exhumed 1997 and returned to Krypta Zasłużonych ( the crypt of meritorious citizens ) in Poznań, Poland )

He is most remembered for his role in the Pacific Scandal, the political corruption case which brought down the government of Sir John A. Macdonald in 1873.

Sir George-Étienne Cartier, 1st Baronet, PC ( pronounced ; September 6, 1814 – May 20, 1873 ) was a French-Canadian statesman and Father of Confederation .< ref >

Sir Henry Campbell-Bannerman was born on 7 September 1836 at Kelvinside House in Glasgow as Henry Campbell, the second son and youngest of the six children born to Sir James Campbell of Stracathro ( 1790 – 1876 ) and his wife Janet Bannerman ( 1799 – 1873 ).

A posthumous essay on his father's life was published by Sir T. E. Colebrooke in 1873 as part of a reprinting of Miscellaneous Essays.

Sir ( Samuel ) Rickard Christophers ( 27 November 1873 – 19 February 1978 ) was a British protozoologist and medical entomologist specialising in mosquitoes.