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Signal Corps In The American Civil War
The Signal Corps in the American Civil War comprised two organizations: the U.S. Army Signal Corps, which began with the appointment of Major Albert J. Myer as its first signal officer just before the war and remains an entity to this day, and the Confederate States Army Signal Corps, a much smaller group of officers and men, using similar organizations and techniques as their Union opponents. Both accomplished tactical and strategic communications for the warring armies, including electromagnetic telegraphy and aerial telegraphy ( "wig-wag" signaling). Although both services had an implicit mission of battlefield observation, intelligence gathering, and artillery fire direction from their elevated signal stations, the Confederate Signal Corps also included an explicit espionage function. The Union Signal Corps, although effective on the battlefield, suffered from political disputes in Washington, D.C., particularly in its rivalry with the civilian-led U.S. Military Telegraph ...
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Signal Station Elk Mountain
A signal is both the process and the result of transmission of data over some media accomplished by embedding some variation. Signals are important in multiple subject fields including signal processing, information theory and biology. In signal processing, a signal is a function that conveys information about a phenomenon. Any quantity that can vary over space or time can be used as a signal to share messages between observers. The '' IEEE Transactions on Signal Processing'' includes audio, video, speech, image, sonar, and radar as examples of signals. A signal may also be defined as observable change in a quantity over space or time (a time series), even if it does not carry information. In nature, signals can be actions done by an organism to alert other organisms, ranging from the release of plant chemicals to warn nearby plants of a predator, to sounds or motions made by animals to alert other animals of food. Signaling occurs in all organisms even at cellular levels, ...
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Robert E
The name Robert is an ancient Germanic given name, from Proto-Germanic "fame" and "bright" (''Hrōþiberhtaz''). Compare Old Dutch ''Robrecht'' and Old High German ''Hrodebert'' (a compound of '' Hruod'' () "fame, glory, honour, praise, renown, godlike" and ''berht'' "bright, light, shining"). It is the second most frequently used given name of ancient Germanic origin.Reaney & Wilson, 1997. ''Dictionary of English Surnames''. Oxford University Press. It is also in use as a surname. Another commonly used form of the name is Rupert. After becoming widely used in Continental Europe, the name entered England in its Old French form ''Robert'', where an Old English cognate form (''Hrēodbēorht'', ''Hrodberht'', ''Hrēodbēorð'', ''Hrœdbœrð'', ''Hrœdberð'', ''Hrōðberχtŕ'') had existed before the Norman Conquest. The feminine version is Roberta. The Italian, Portuguese, and Spanish form is Roberto. Robert is also a common name in many Germanic languages, including En ...
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Edward Canby
Edward Richard Sprigg Canby (November 9, 1817 – April 11, 1873) was a career United States Army officer and a Union general in the American Civil War. He served as a military governor after the war. In 1861–1862, Canby commanded the Department of New Mexico, defeating the Confederate General Henry Hopkins Sibley at the Battle of Glorieta Pass, forcing him to retreat to Texas. At the war's end, he took the surrender of Generals Richard Taylor and Edmund Kirby Smith. As commander of the Pacific Northwest in 1873, he was assassinated by Chief Kintpuash during peace talks with the Modoc, who were refusing to move from their California homelands. Early life Canby was born in Piatt's Landing, Kentucky, to Israel T. and Elizabeth (Piatt) Canby. He attended Wabash College, but transferred to the United States Military Academy, from which he graduated in 1839. He was commissioned a second lieutenant in the 2nd U.S. Infantry and served as the regimental adjutant. Although he ...
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William J
William is a masculine given name of Germanic origin. It became popular in England after the Norman conquest in 1066,All Things William"Meaning & Origin of the Name"/ref> and remained so throughout the Middle Ages and into the modern era. It is sometimes abbreviated "Wm." Shortened familiar versions in English include Will or Wil, Wills, Willy, Willie, Bill, Billie, and Billy. A common Irish form is Liam. Scottish diminutives include Wull, Willie or Wullie (as in Oor Wullie). Female forms include Willa, Willemina, Wilma and Wilhelmina. Etymology William is related to the German given name ''Wilhelm''. Both ultimately descend from Proto-Germanic ''*Wiljahelmaz'', with a direct cognate also in the Old Norse name ''Vilhjalmr'' and a West Germanic borrowing into Medieval Latin ''Willelmus''. The Proto-Germanic name is a compound of *''wiljô'' "will, wish, desire" and *''helmaz'' "helm, helmet".Hanks, Hardcastle and Hodges, ''Oxford Dictionary of First Names'', Oxf ...
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Navajo People
The Navajo or Diné are an Native Americans in the United States, Indigenous people of the Southwestern United States. Their traditional language is Navajo language, Diné bizaad, a Southern Athabascan language. The states with the largest Diné populations are Arizona (140,263) and New Mexico (108,305). More than three-quarters of the Diné population resides in these two states.American Factfinder
United States Census Bureau
The overwhelming majority of Diné are enrolled in the Navajo Nation. Some Diné are enrolled in the Colorado River Indian Tribes, another federally recognized tribe. With more than 399,494Becenti, Arlyssa

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James Buchanan
James Buchanan Jr. ( ; April 23, 1791June 1, 1868) was the 15th president of the United States, serving from 1857 to 1861. He also served as the United States Secretary of State, secretary of state from 1845 to 1849 and represented Pennsylvania in both houses of the U.S. Congress. Buchanan was an advocate for states' rights, particularly regarding Slavery in the United States, slavery, and minimized the role of the Federal government of the United States, federal government preceding the American Civil War. Buchanan was a lawyer in Pennsylvania and won his first election to the state's Pennsylvania House of Representatives, House of Representatives as a Federalist Party, Federalist. He was elected to the U.S. House of Representatives in 1820 and retained that post for five terms, aligning with Andrew Jackson's Democratic Party (United States), Democratic Party. Buchanan served as Jackson's List of ambassadors of the United States to Russia, minister to Russia in 1832. He won t ...
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President Of The United States
The president of the United States (POTUS) is the head of state and head of government of the United States. The president directs the Federal government of the United States#Executive branch, executive branch of the Federal government of the United States, federal government and is the Powers of the president of the United States#Commander-in-chief, commander-in-chief of the United States Armed Forces. The power of the presidency has grown since the first president, George Washington, took office in 1789. While presidential power has ebbed and flowed over time, the presidency has played an increasing role in American political life since the beginning of the 20th century, carrying over into the 21st century with some expansions during the presidencies of Presidency of Franklin D. Roosevelt, Franklin D. Roosevelt and Presidency of George W. Bush, George W. Bush. In modern times, the president is one of the world's most powerful political figures and the leader of the world's ...
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Mississippi
Mississippi ( ) is a U.S. state, state in the Southeastern United States, Southeastern and Deep South regions of the United States. It borders Tennessee to the north, Alabama to the east, the Gulf of Mexico to the south, Louisiana to the southwest, and Arkansas to the northwest. Mississippi's western boundary is largely defined by the Mississippi River, or its historical course. Mississippi is the List of U.S. states and territories by area, 32nd largest by area and List of U.S. states by population, 35th-most populous of the 50 U.S. states and has the lowest per-capita income. Jackson, Mississippi, Jackson is both the state's List of capitals in the United States, capital and largest city. Jackson metropolitan area, Mississippi, Greater Jackson is the state's most populous Metropolitan statistical area, metropolitan area, with a population of 591,978 2020 United States census, in 2020. Other major cities include Gulfport, Mississippi, Gulfport, Southaven, Mississippi, South ...
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United States Senate
The United States Senate is a chamber of the Bicameralism, bicameral United States Congress; it is the upper house, with the United States House of Representatives, U.S. House of Representatives being the lower house. Together, the Senate and House have the authority under Article One of the United States Constitution, Article One of the Constitution of the United States, U.S. Constitution to pass or defeat federal legislation. The Senate also has exclusive power to confirm President of the United States, U.S. presidential appointments, to approve or reject treaties, and to convict or exonerate Impeachment in the United States, impeachment cases brought by the House. The Senate and the House provide a Separation of powers under the United States Constitution, check and balance on the powers of the Federal government of the United States#Executive branch, executive and Federal judiciary of the United States, judicial branches of government. The composition and powers of the Se ...
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United States House Of Representatives
The United States House of Representatives is a chamber of the Bicameralism, bicameral United States Congress; it is the lower house, with the U.S. Senate being the upper house. Together, the House and Senate have the authority under Article One of the United States Constitution, Article One of the Constitution of the United States, U.S. Constitution to pass or defeat federal legislation, known as Bill (United States Congress), bills. Those that are also passed by the Senate are sent to President of the United States, the president for signature or veto. The House's exclusive powers include initiating all revenue bills, Impeachment in the United States, impeaching federal officers, and Contingent election, electing the president if no candidate receives a majority of votes in the United States Electoral College, Electoral College. Members of the House serve a Fixed-term election, fixed term of two years, with each seat up for election before the start of the next Congress. ...
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Edward Porter Alexander
Edward Porter Alexander (May 26, 1835 – April 28, 1910) was an American military engineer, railroad executive, planter, and author. He served first as an officer in the United States Army and later, during the American Civil War (1861–1865), in the Confederate Army, rising to the rank of brigadier general. Alexander was the officer in charge of the massive artillery bombardment preceding Pickett's Charge, on the third day of the Battle of Gettysburg, and is also noted for his early use of signals and observation balloons during combat. After the Civil War, he taught mathematics at the University of South Carolina in Columbia, spent time in Nicaragua, and wrote extensive memoirs and analyses of the war, which have received much praise for their insight and objectivity. His ''Military Memoirs of a Confederate'' were published in 1907. An extensive personal account of his military training and his participation in the Civil War was rediscovered long after his death and pub ...
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