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Brigadier General Charles Elwood Yeager (/ ˈjeɪɡər / YAY-gər, February 13, 1923 – December 7, 2020) was a United States Air Force officer, flying ace, and record-setting test pilot who in October 1947 became the first pilot in history confirmed to have exceeded the speed of sound in level flight. Yeager was raised in Hamlin, West Virginia.
In 1892, British companies owned and operated two-thirds of the world's cables and by 1923, their share was still 42.7 percent. [16] During World War I, Britain's telegraph communications were almost completely uninterrupted, while it was able to quickly cut Germany's cables worldwide. [13]
High-speed rail (HSR) is a type of rail transport network utilizing trains that run significantly faster than those of traditional rail, using an integrated system of specialized rolling stock and dedicated tracks. While there is no single standard that applies worldwide, lines built to handle speeds above 250 km/h (155 mph) or upgraded lines ...
The Pat O'Leary Line was one of many escape and evasion networks in the Netherlands, Belgium, and France during World War II. Along with networks such as the Comet Line, the Shelburne Escape Line, and others, they are credited with helping 7,000 Allied airmen and soldiers, about one-half British and one-half American, escape Nazi-occupied Western Europe during World War II.
The Shinkansen network of Japan had the highest annual passenger ridership (a maximum of 353 million in 2007) of any high-speed rail network until 2011, when the Chinese high-speed railway network surpassed it at 370 million passengers annually, reaching over 2.3 billion annual passengers in 2019. [10]
The Lockheed SR-71 Blackbird holds the official Air Speed Record for a crewed airbreathing jet engine aircraft with a speed of 3,530 km/h (2,190 mph). The record was set on 28 July 1976 by Eldon W. Joersz and George T. Morgan Jr. near Beale Air Force Base, California, USA. It was able to take off and land unassisted on conventional runways. [47]
Trans-Siberian Railway. The Trans-Siberian Railway, [a] historically known as the Great Siberian Route[b] and often shortened to Transsib, [c] is a large railway system that connects European Russia to the Russian Far East. [1] Spanning a length of over 9,289 kilometers (5,772 miles), it is the longest railway line in the world. [2]
The V2 (German: Vergeltungswaffe 2, lit. 'Vengeance Weapon 2'), with the technical name Aggregat 4 (A4), was the world's first long-range [4] guided ballistic missile.The missile, powered by a liquid-propellant rocket engine, was developed during the Second World War in Nazi Germany as a "vengeance weapon" and assigned to attack Allied cities as retaliation for the Allied bombings of German ...