According to Lieutenant General Leslie Groves, the primary military leader in charge of the Manhattan Project, Mills was anxious to have a very determined man involved, and – though he knew that Rickover was " not too easy to get along with " and " not too popular " – in his judgment Rickover was the man who the Navy could depend on " no matter what opposition he might encounter, once he was convinced of the potentialities of the atomic submarine.

Lieutenant General Leslie Richard Groves, Jr. ( 17 August 1896 – 13 July 1970 ) was a United States Army Corps of Engineers officer who oversaw the construction of the Pentagon and directed the Manhattan Project that developed the atomic bomb during World War II.

Mauchly's proposal for building an electronic digital computer using vacuum tubes, many times faster and more accurate than the differential analyzer for computing ballistics tables for artillery, caught the interest of the Moore School's Army liaison, Lieutenant Herman Goldstine, and on April 9, 1943 was formally presented in a meeting at Aberdeen Proving Ground to director Colonel Leslie Simon, Oswald Veblen, and others.

Lieutenant General Sir Leslie James Morshead KCB, KBE, CMG, DSO, ED ( 18 September 188926 September 1959 ) was an Australian soldier, teacher, businessman, and farmer, with a distinguished military career that spanned both world wars.

Lieutenant General ( Australia ) | Lieutenant General Sir Leslie Morshead with General of the Army Douglas MacArthur on Labuan Territory | Labuan in June 1945

* Leslie Phillips – Sub Lieutenant Phillips

* Lieutenant Leslie, a character from Star Trek, played by Eddie Paskey

Lieutenant General Leslie J. McNair, commander of Army Ground Forces, had similar misgivings: once an airborne supporter, he had been greatly disappointed by their performance in North Africa and more recently Sicily.

After establishing a strong rearguard position manned by two light horse regiments commanded by Lieutenant Colonel Leslie Cecil Maygar, the bulk of Desert Column moved back towards Sheikh Zowaiid.

Meanwhile, the Earl of Leven, who commanded the main Scottish Covenanter Army in England, had heard of the result of the Battle of Kilsyth, and sent Sir David Leslie, the Lieutenant General of Horse, back into Scotland with all the cavalry he could muster.

Kirk leads a landing party that also includes Chief Medical Officer Dr. McCoy, Chief Engineer Scott, Ensign Chekov, and Lieutenant Carolyn Palamas ( Leslie Parrish ) ( who specializes in archaeology and anthropology, and for whom Mr. Scott shows increasing affection ).

* Leslie Hanks, former Lieutenant Governor candidate and current President of Colorado Right To Life

By this stage, Shout and Lieutenant Leslie Morshead of the 2nd Battalion were the only two surviving officers in their sector of the line.

The men put in charge of organizing the group were a British Army officer, Major Leslie H. Mitchell and his assistant, Lieutenant David Howarth.

The new organisation went into effect in September 1944, with Lieutenant General Walter Krueger's Sixth United States Army, Lieutenant General Robert Eichelberger's Eighth United States Army, Lieutenant General Vernon Sturdee's First Australian Army, Lieutenant General Leslie Morshead's I Australian Corps and Major General Oscar Griswold's XIV Corps reporting directly to GHQ.

He retired from the forces in June 2006 and was succeeded by Lieutenant General Andrew Leslie.

The Australian government disagreed with the appointment of an officer with no experience fighting the Japanese however, and instead proposed Lieutenant General Sir Leslie Morshead for the command.

O ' Brien, 35th Simcoe Foresters, Commanding Officer York-Simcoe Battalion, Riel Rebellion, Captain the Honourable Leslie Frost, 157th Battalion ( Simcoe Foresters ), CEF, 20th Battalion CEF, Premier of Ontario, Major the Honourable Sir Daniel Hunter McMillan, 35th Simcoe Foresters, 95th Battalion, Lieutenant Governor of Manitoba, Private Thomas William Holmes, VC 147th ( Grey ) Battalion, CEF, 4th Canadian Mounted Rifles, Brigadier Thomas Rutherford, CBE, ED, 147th ( Grey ) Battalion, CEF, 4th Canadian Mounted Rifles, The Grey and Simcoe Foresters, Colonel the Honourable Mr. Justice Robert C. Rutherford, MBE, CD, The Grey and Simcoe Foresters, Governor General's Horse Guards

# Lieutenant General A. Leslie 2006-2010

In 1895, a plan was hatched with the connivance of the Cape Prime Minister Cecil Rhodes, Johannesburg gold magnate Alfred Beit, and Sir Alfred Milner ( British High Commissioner for South Africa and Lieutenant Governor of the Cape ) to liberate Johannesburg from the control of the Transvaal government.

The garrison was commanded by Lieutenant Colonel Robert Kekewich, although Cecil Rhodes was also a prominent figure in the defence.

* Colonel Cecil Lee Clark, Army Lieutenant Colonel, US Army Ranger and Special Operations Soldier who has ties to the elite Army counterterrorism unit 1st Special Operations Detachment-Delta (“ Delta Force ”), and the Central Intelligence Agency.

Cecil Lee Clark, an Army Lieutenant Colonel and U. S. Army Ranger who has ties to the 1st Special Forces Operational Detachment-Delta ( Delta Force )

A war memorial commemorates three soldiers who died in the First World War: Lieutenant Cecil Walter Henry Askey ( died 5 April 1918 ), Gunner Walter Day ( died 25 September 1918 ) and Stoker Kerdon Wilkin ( died 7 March 1916 ).

* Second Lieutenant Alfred Cecil Herring VC.

Governor Cecil Andrus was out of the state testifying before Congress and then Lieutenant Governor Butch Otter was out of the state on business for his employer Simplot.

The first Victoria Cross recipient to be gazetted was Lieutenant Cecil William Buckley, in the London Gazette of 24 February 1857, for his actions in the Sea of Azov on 28 May 1855.

On the outbreak of the First World War, Shout transferred to the newly raised Australian Imperial Force on 27 August 1914, and was posted to the 1st Battalion as a second lieutenant in F Company under the command of Lieutenant Cecil Sasse.

On 29 May 1855, in the Sea of Azov, Crimea, Lieutenant Burgoyne of HMS Swallow, with Lieutenant Cecil William Buckley from HMS Miranda and Gunner John Robarts from HMS Ardent, volunteered to land at a beach where the Russian army were in strength.

Three other brothers, Cecil Grenfell, Howard Maxwell Grenfell and Arthur Morton Grenfell all reached the rank of Lieutenant Colonel in the British Army.

* 1956-1958 Lieutenant General Sir Cecil Sugden

Sir Leonard Cecil Outerbridge, ( May 6, 1888 – September 6, 1986 ) was the second Lieutenant Governor of Newfoundland from 1949 to 1957.

On 23 November 1901 at Geelhoutboom, Natal, South Africa, Lieutenant Maygar galloped out and ordered men of a detached post, which was being outflanked, to retire.

The horse of one of the men was shot under him when the enemy were within 200 yards and Lieutenant Maygar dismounted and lifted the man on to his own horse which bolted into boggy ground, making them both dismount.

Maygar later served in World War I as a Lieutenant Colonel, where he received his Distinguished Service Order and was Mentioned In Dispatches twice.

* 1898 – Gaspard Fauteux, Canadian politician, 19th Lieutenant Governor of Quebec ( d. 1963 )

* 1805 – First Barbary War: United States Marines captured Derne under the command of First Lieutenant Presley O ' Bannon.

* 1994 – Eugene Bullard, the only black pilot in World War I, is posthumously commissioned as Second Lieutenant in the United States Air Force.

* 1789 – Mutiny on the Bounty: Lieutenant William Bligh and 18 sailors are set adrift and the rebel crew returns to Tahiti briefly and then sets sail for Pitcairn Island.

* 1939 – Lise Thibault, Canadian civil servant, 27th Lieutenant Governor of Quebec

* 1873 – American Indian Wars: while protecting a railroad survey party in Montana, the United States 7th Cavalry, under Lieutenant Colonel George Armstrong Custer clashes for the first time with the Sioux near the Tongue River ; only one man on each side is killed.

# Second Lieutenant ( Abbreviated: 2LT ) – O1

# Lieutenant ( Abbreviated: LT ) – O2

# Lieutenant Colonel ( Abbreviated: LTCOL ) – O5

# Lieutenant General ( Abbreviated: LTGEN ) – O9

Pilots of numbers 2 – 7 are Navy Lieutenants or Lieutenant Commanders, or Marine Corps Captains or Majors.

He passed the examination in the elements of mathematics and the theory of navigation at the Royal Naval Academy on 2 – 4 September 1816, and became a 1st Lieutenant on 1 September 1818.

* 1864 – American Civil War: Franklin-Nashville Campaign – Battle of Nashville – Major General George H. Thomas's Union forces defeat Lieutenant General John Bell Hood's Confederate Army of Tennessee.

* 1799 – War of the Second Coalition: Battle of Wiesloch, Austrian Lieutenant Field Marshal Sztáray de Nagy-Mihaly defeats the French at Wiesloch.

* 1892 – 1896: Lieutenant David Beatty

* 1896 – 1898: Lieutenant David Beatty, DSO

* 1778 – American Revolutionary War: 3, 000 British soldiers under the command of Lieutenant Colonel Archibald Campbell capture Savannah, Georgia.

* 1942 – Lieutenant Edward O ' Hare becomes America's first World War II flying ace.

Lord Dudley was Lord Lieutenant of Ireland 1902 – 05.

* John Darling Young ( 1910 – 1988 ), Lord Lieutenant of Buckinghamshire, 1969 – 1984

* 1876 – Battle of the Little Bighorn and the death of Lieutenant Colonel George Armstrong Custer.

* 1915 – Lieutenant Kurt Wintgens achieves the first known aerial victory with a synchronized machine-gun armed fighter plane, the Fokker M. 5K / MG Eindecker.