paragraph_text: The Navy first authorized a khaki uniform in 1913 as a practical garment for early naval aviators; they were given permission to wear Marine Corps khaki uniforms with naval insignia, when flying or working on aircraft. Khakis were authorized aboard submarines in 1931 and as a working uniform on all ships ten years later.

paragraph_text: Major Charles Edwin Awdry TD, JP (29 April 1906 – 16 November 1965) was an English cricketer and British Army officer, as well as a Justice of the Peace. The son of Charles Selwyn Awdry and Constance Lilias, he was born in Paddington, London and educated at Winchester College.

paragraph_text: Service Dress was the new style of khaki service dress uniform introduced by the British Army for use in the field from the early 1900s, following the experiences of a number of imperial wars and conflicts, including the Second Boer War. This variant of uniform continues to be worn today, although only in a formal role, as No. 2 Pattern dress.

paragraph_text: In the same war, the Prussian Edward Schnell served the Aizu domain as a military instructor and procurer of weapons. He was granted the Japanese name Hiramatsu Buhei (平松武兵衛), which inverted the characters of the daimyo's name Matsudaira. Hiramatsu (Schnell) was given the right to wear swords, as well as a residence in the castle town of Wakamatsu, a Japanese wife, and retainers. In many contemporary references, he is portrayed wearing a Japanese kimono, overcoat, and swords, with Western riding trousers and boots.

paragraph_text: The American Hockey League, the top minor league in North America required all players to wear a visor prior to the start of the 2006 -- 07 season. The NHL ``strongly recommends ''the use of visors. The NHL mandated visors in 2013, with an exception for players having 25 games experience.

paragraph_text: The Emperor Wears No Clothes is a non-fiction book written by Jack Herer. Starting in 1973, the story begins when Herer takes the advice of his friend, "Captain" Ed Adair, and begins compiling tidbits of information about the "Cannabis" plant and its numerous uses, including as hemp and as a drug. After a dozen years of collecting and compiling historical data, Herer first published his work as "The Emperor Wears No Clothes", in 1985. The twelfth edition was published in November 2010, and the book continues to be cited in Cannabis rescheduling and re-legalization efforts.

paragraph_text: He graduated from the Faculty of Philosophy at Charles University, and has worked at the Institute for Military History since 1989, focusing on Czechoslovak military history. He has also cooperated with Czech television. He was declared an honorary citizen of Lidice on 27 October 2006.

paragraph_text: In the 1950s, as a young woman at the start of her reign, Elizabeth was depicted as a glamorous "fairytale Queen". After the trauma of the Second World War, it was a time of hope, a period of progress and achievement heralding a "new Elizabethan age". Lord Altrincham's accusation in 1957 that her speeches sounded like those of a "priggish schoolgirl" was an extremely rare criticism. In the late 1960s, attempts to portray a more modern image of the monarchy were made in the television documentary Royal Family and by televising Prince Charles's investiture as Prince of Wales. In public, she took to wearing mostly solid-colour overcoats and decorative hats, which allow her to be seen easily in a crowd.

paragraph_text: Gleb Vseslavich (, ) (died September 13, 1119) was the prince of Minsk between 1101 and 1119. During his reign Minsk was at war with Kiev and Polatsk. He started the Minsk branch of Prince of Polotsk as son of Vseslav the Seer.

paragraph_text: Union sportive Oyonnax Rugby is a French rugby union club from Oyonnax in the Ain département of the région Auvergne-Rhône-Alpes, currently playing in the Top 14, elite 1st division of the country's professional rugby system, Top 14. They play at Stade Charles-Mathon (capacity 11,400). They wear black and red.

paragraph_text: Stéphanie Szostak (born June 12, 1975) is a French actress who started her career in the early 2000s. Szostak is best known for having appeared in the films The Devil Wears Prada, Dinner for Schmucks, Iron Man 3, and R.I.P.D. Szostak starred in the USA Network original drama series Satisfaction.

paragraph_text: The Saint Charles River () is a branch of the Saint Lawrence River that starts in Salaberry-de-Valleyfield, Quebec. The river divides the Grande-Île and the Island of Salaberry, which are located approximately 50km east of Montreal. The river is 8km long, and drops 24m over its course from Lake Saint Francis east to Lake Saint-Louis.

paragraph_text: The Republic of China Military Police (ROCMP; ) is a military police body under the Ministry of National Defense of Taiwan (Republic of China). Unlike military police in many other countries, ROCMP is a separate branch of the ROC Armed Forces. ROCMP is responsible for protecting government leaders from assassination or capture, guarding Taiwan’s strategic facilities, and counterintelligence against enemy infiltrators, spies, and saboteurs.

paragraph_text: With Roots Above and Branches Below is the third studio album by American melodic metalcore band The Devil Wears Prada, released on May 5, 2009, through Ferret Music. It charted at No. 11 on the "Billboard" 200, selling 31,000 in its first week.

paragraph_text: The USAF is the only branch of the U.S. military where NCO status is achieved when an enlisted person reaches the pay grade of E-5. In all other branches, NCO status is generally achieved at the pay grade of E-4 (e.g., a Corporal in the Army and Marine Corps, Petty Officer Third Class in the Navy and Coast Guard). The Air Force mirrored the Army from 1976 to 1991 with an E-4 being either a Senior Airman wearing three stripes without a star or a Sergeant (referred to as "Buck Sergeant"), which was noted by the presence of the central star and considered an NCO. Despite not being an NCO, a Senior Airman who has completed Airman Leadership School can be a supervisor according to the AFI 36-2618.

paragraph_text: The Civil War culminated in the execution of the king in 1649, the overthrow of the English monarchy, and the establishment of the Commonwealth of England. Charles I's son, Charles II, was proclaimed King of Great Britain in Scotland, but he was forced to flee abroad after he invaded England and was defeated at the Battle of Worcester. In 1653, Oliver Cromwell, the most prominent military and political leader in the nation, seized power and declared himself Lord Protector (effectively becoming a military dictator, but refusing the title of king). Cromwell ruled until his death in 1658, when he was succeeded by his son Richard. The new Lord Protector had little interest in governing; he soon resigned. The lack of clear leadership led to civil and military unrest, and for a popular desire to restore the monarchy. In 1660, the monarchy was restored and Charles II returned to Britain.

paragraph_text: The United States Air Force (USAF) is the aerial warfare service branch of the United States Armed Forces and one of the seven American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on 18 September 1947 under the National Security Act of 1947. It is the most recent branch of the U.S. military to be formed, and is the largest and one of the world's most technologically advanced air forces. The USAF articulates its core functions as Nuclear Deterrence Operations, Special Operations, Air Superiority, Global Integrated ISR, Space Superiority, Command and Control, Cyberspace Superiority, Personnel Recovery, Global Precision Attack, Building Partnerships, Rapid Global Mobility and Agile Combat Support.

paragraph_text: The video for the song, considered by many to be a definitive music video for Aerosmith, starts off with the band walking up to a department store elevator, and an attractive woman (Brandi Brandt) says ``2nd floor... hardware, children's wear, lady's lingerie. Oh, good morning Mr. Tyler, going down? ''Steven Tyler enters the elevator and the song starts.

paragraph_text: The Eritrean Air Force (ERAF) is the official aerial warfare service branch of the Eritrean Defence Forces and is one of the three official uniformed military branches of the State of Eritrea.

paragraph_text: Bikini Barbershop (Also known as Bikini Barbershop: Jersey) is an American reality show on AXS TV featuring Jeff Wulkan, a man who runs a hair salon/barber shop in Long Branch, New Jersey called "Bikini Barbers". It mainly consists of female hair stylists, at work, wearing only bikinis. Following Hurricane Sandy, a drop in business forced the closure of the shop.

Question: when did the military branch served in by charles Awdry start wearing khaki?
Answer: early 1900s