Arthur Wellesley, 1st Duke of Wellington
Field Marshal Arthur Wellesley, 1st Duke of Wellington, KG, GCB, GCH, PC
Privy Council of the United Kingdom
Her Majesty's Most Honourable Privy Council, usually known simply as the Privy Council, is a formal body of advisers to the Sovereign in the United Kingdom...

, FRS (1 May 1769 – 14 September 1852), was an Irish
Kingdom of Ireland
The Kingdom of Ireland refers to the country of Ireland in the period between the proclamation of Henry VIII as King of Ireland by the Crown of Ireland Act 1542 and the Act of Union in 1800. It replaced the Lordship of Ireland, which had been created in 1171...

-born British
United Kingdom of Great Britain and Ireland
The United Kingdom of Great Britain and Ireland was the formal name of the United Kingdom during the period when what is now the Republic of Ireland formed a part of it....

A soldier is a member of the land component of national armed forces; whereas a soldier hired for service in a foreign army would be termed a mercenary...

 and statesman
A statesman is usually a politician or other notable public figure who has had a long and respected career in politics or government at the national and international level. As a term of respect, it is usually left to supporters or commentators to use the term...

, and one of the leading military and political figures of the 19th century. He is often referred to as the "Duke of Wellington", even after his death, when there have been subsequent Dukes of Wellington.

Wellington was commissioned as an ensign
Ensign (rank)
Ensign is a junior rank of a commissioned officer in the armed forces of some countries, normally in the infantry or navy. As the junior officer in an infantry regiment was traditionally the carrier of the ensign flag, the rank itself acquired the name....

 in the British Army
British Army
The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...

 in 1787.

I believe I forgot to tell you I was made a Duke.

Postscript to a letter to his brother Henry Wellesley, 1st Baron Cowley|Henry Wellesley (22 May 1814), published in Supplementary Despatches and Memoranda of Field Marshal Arthur, Duke of Wellington (1862) by Arthur Wellesley, 2nd Duke of Wellington|Arthur Wellesley, 2nd Duke of Wellington

Up Guards and at them again.

Said at the Battle of Waterloo|Battle of Waterloo, as quoted in a letter from a Captain Batty of the Foot Guards (22 June 1815), often misquoted as "Up Guards and at 'em." Wellington himself, years later, declared that he did not know exactly what he had said on the occasion, and doubted that anyone did.

Hard pounding this, gentlemen; let's see who will pound longest.

At the Battle of Waterloo|Battle of Waterloo (18 June 1815), as quoted by Sir Walter Scott, in Paul's Letters to His Kinsfolk (1815)

My heart is broken by the terrible loss I have sustained in my old friends and companions and my poor soldiers. Believe me, nothing except a battle lost can be half so melancholy as a battle won.

Letter from the field of Waterloo (June 1815), as quoted in Decisive Battles of the World (1899) by Edward Shepherd Creasy