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In May 1792, American merchant sea captain Robert Gray sailed into the Columbia River, becoming the first recorded American to navigate into it.The voyage, conducted on the privately owned Columbia Rediviva, was eventually used as a basis for the United States' claim on the Pacific Northwest, although its relevance to the claim was disputed by the British.
Artist sketch of ship on the Columbia River. Early authorities claim the ship was built in 1773 by James Briggs at Hobart's Landing on North River, in Norwell, Massachusetts and named Columbia. [1] Later historians say she was built in Plymouth, Massachusetts in 1787. In 1790 she became the first American ship to circumnavigate the globe.
The Jackson Purchase, also known as the Purchase Region or simply the Purchase, is a region in the U.S. state of Kentucky bounded by the Mississippi River to the west, the Ohio River to the north, and the Tennessee River to the east. [1] Jackson's Purchase also included all of Tennessee west of the Tennessee River. In modern usage, however, the ...
The shuttle program was marked by triumphs and failures, including the 2003 Columbia disaster. The tragedies left a lasting mark on the perception of risks in space.
The 5,000-man division of Brig. Gen. Jacob D. Cox reached Columbia only a few hours before Forrest's men could seize the river crossings and Stanley's corps completed a 30-mile march from Pulaski to reinforce him. Together, they began constructing an arc of trenches just south of the town.
A map of the United States showing land claims and cessions from 1782 to 1802. The state cessions are the areas of the United States that the separate states ceded to the federal government in the late 18th and early 19th centuries.
Social Hall, under the waters of Conemaugh River Lake. [34] Somerfield, under the waters of Youghiogheny River Lake. [37] Straight, under the waters of East Branch Lake. [38] Tohickon, flooded by the creation of Lake Nockamixon [39] Wilsonville, flooded to create Lake Wallenpaupack
On Saturday, February 1, 2003, Space Shuttle Columbia disintegrated as it re-entered the atmosphere over Texas and Louisiana, killing all seven astronauts on board.It was the second Space Shuttle mission to end in disaster, after the loss of Challenger and crew in 1986.