In 1943, the U. S. Department of the Army contracted the University of Chicago to study the effects of 2, 4-D and 2, 4, 5-T on cereal grains ( including rice ) and broadleaf crops.

A committee that was headed by psychiatrist Brigadier General William C. Menninger developed a new classification scheme called Medical 203 that was issued in 1943 as a War Department Technical Bulletin under the auspices of the Office of the Surgeon General.

* Fermi, E. " Summary of the activities of the experimental section of the Nuclear Physics Division in the past month ", Fermi National Accelerator Laboratory, United States Department of Energy ( through predecessor agency the Atomic Energy Commission ), ( June 1943 ).

The United States Department of the Treasury toured Rockwell ’ s Four Freedoms paintings around the country after their publication in 1943.

However, in 1943, at the request of General George C. Marshall, approval authority for U. S. personnel was delegated to the War Department.

In 1943, the United States Department of Agriculture ( USDA ) introduced its " Basic 7 " nutrition guide ( a precursor to the food pyramid ).

A member of Doriot's fascist Parti Populaire Français from age 20, Maurice Duverger completed his studies in from the Bordeaux Department of Law in 1942, before lecturing in law at Poitiers in 1942, and Bordeaux in 1943 ( where he would, in 1948, found the Institut d ' Études Politiques as its first director ).

His first feature film, La nave bianca ( 1942 ) was sponsored by the audiovisual propaganda centre of Navy Department and is the first work in Rossellini's " Fascist Trilogy ", together with Un pilota ritorna ( 1942 ) and Uomo dalla Croce ( 1943 ).

The United States Post Office Department ( USPOD ) implemented postal zones for large cities in 1943.

* Dr Donald Purdie ( d. May 27, 1943 ), professor of Chemistry and Department Head, Raffles College, Singapore.

Anderson at the Department of the Interior in 1943, commemorating her 1939 concert

On 8 January 1943, the War Department constituted and activated the 29th Flying Training Wing ( Advanced Twin-Engine ) at Moody and assigned it to the AAF Eastern Flying Training Command.

On 8 January 1943, the War Department constituted and activated the 30th Flying Training Wing ( Advanced Twin-Engine ) at Columbus and assigned it to the AAF Eastern Flying Training Command.

* Jim Hightower, former commissioner of the Texas Department of Agriculture and a liberal commentator and author, was born in Denision in 1943.

During his office time he held the Department of Posts and Railways and was President of the Confederation twice in 1943 and 1948.

In 1943 he was promoted to captain ( RNVR ), and appointed Director of the Combined Operations Material Department at the Admiralty, a post he held until early 1945.

It was made part of the Department of Education in 1943.

* United States Department of State Foreign relations of the United States diplomatic papers, The Conferences at Cairo and Tehran, 1943

James Allen " Jim " Hightower ( born January 11, 1943 ) is an American syndicated columnist, liberal political activist, and author who served from 1983 to 1991 as the elected commissioner of the Texas Department of Agriculture.

Hellman's applications for a passport to travel to England in April 1943 and May 1944 were both denied because government authorities considered her " an active Communist ," though in 1944 the head of the Passport Division of the Department of State, Ruth Shipley, cited " the present military situation " as the reason.

James F. Dunnigan ( born 8 August 1943 ) is an author, military-political analyst, Defense and State Department consultant, and wargame designer currently living in New York City, notable for his matter-of-fact approach to military analysis.

Savalas also gained life experience with a three-year period ( 1943 – 1946 ) in the US Army during World War II, working for the US State Department as host of the Your Voice of America series, then at ABC News, before beginning an acting career in his late thirties.

When Harold Hoskins of the U. S State Department visited Ibn Saud in August 1943, he asked if the king would be willing to have an intermediary meet with Chaim Weizmann.

Through much of 1943, there was little perceived need within the U. S. Army for a better tank than the 75 mm M4 Sherman, and so, lacking any insights from the rest of the Army as to what was needed, the Ordnance Department next took a developmental detour into electrical transmissions with the T23 series.

Hunnicutt, working from Ordnance Department documents, reports that Ordnance requested production of 500 each of the T23, T25E1, and T26E1 in October 1943.

Carmichael's 1943 song " I'm a Cranky Old Yank in a Clanky Old Tank on the Streets of Yokohama with my Honolulu Mama Doin ' Those Beat-o, Beat-o Flat-On-My-Seat-o, Hirohito Blues " is listed in the Guinness Book of Records as the song with the longest title.

The first Independent Engineer Tank Regiment with eighteen mine rollers was fielded in October 1943.

* Popular Mechanics, March 1943, Tank Crew Rub Elbows In British Fortress cutaway drawing of Matilda II

The Australian Army allocated a PIAT ( which was also known as Projector Infantry Tank Attack in Australian service ) to each infantry platoon in its ' jungle divisions ', which differed from the standard British organisation, from late 1943.

The change was not finalized until 27 April 1943, when General Andrew McNaughton, the commander of the First Canadian Army, deemed Husky to be a viable military undertaking and agreed to the detachment of both 1st Canadian Infantry Division and 1st Canadian Tank Brigade.

In his 2008 book Armored Thunderbolt, Zaloga significantly revised an earlier version of this story which had appeared in his 2000 book M26 / M46 Pershing Tank 1943 – 53, quoting from a much more extensive list of original documents from the Ordnance Dept., Army Ground Forces and General McNair's correspondence.

The 151st Airborne Tank Company was formed on 15 August 1943, despite concerns that there would be insufficient transport aircraft to deliver the unit into battle, and the 28th Airborne Tank Battalion was also formed in December of the same year.

The T7 design, which was initially seen as a replacement, evolved into a mediocre Medium Tank M7 and was eventually rejected in March 1943, which prompted the Ordnance Committee to issue a specification for a new light tank, with the same powertrain as the M5A1 but armed with a 75 mm gun.

In April 1943, the Ordnance Corps, together with Cadillac division of General Motors, started work on the new project, designated Light Tank T24.

On October 15, 1943 the first pilot vehicle was delivered and production began in 1944 under the designation Light Tank M24.

* 1943 US Intelligence Report on Panther Tank

* No. 1 Army Tank Brigade Sub-Park – originally a part of 1st Canadian Armoured Brigade, joined in 1943.

* 1st Tank Brigade Workshop – originally a part of 1st Canadian Armoured Brigade, joined in 1943.

Soon after 3rd Canadian Tank Brigade assumed the designation in summer 1943 of the original 2nd Canadian Tank Brigade, the new 2nd Tank was redesignated and reorganized as 2nd Canadian Armoured Brigade.

The 3rd Canadian Army Tank Brigade was raised on 1 January 1943 following a reorganization of the Canadian Armoured Corps in Britain.

* Steven J Zaloga, Tony Bryan, Jim Laurier-" M26 – M46 Pershing Tank 1943 – 1953 ", 2000 Osprey Publishing ( New Vanguard 35 ), ISBN 1-84176-202-4.

Churchills were at the Battle of Prokhorovka ( Kursk ) in 1943 with the 5th Guards Tank Brigade.

During World War II, he was in command of a tank battalion and, in 1943, he became the commander of the 55th Guards Tank Brigade of the 3rd Guards Tank Army.

; 21st Tank Brigade ( June 1942 – December 1943 ):

Especially in Yugoslavia after 1943, the threat of an Allied invasion and the activities of the partisans necessitated large-scale counter-insurgency operations, involving several divisions, including elite Tank ( Panzer ) and Mountain Infantry ( Gebirgsjäger ) units.