Hallie Jackson. Hallie Marie Jackson (born April 29, 1984) is Chief White House correspondent for NBC News, an anchor for its cable division, MSNBC and a fill-in anchor for Today. She has worked in Salisbury, Maryland; Dover, Delaware; Hartford, Connecticut; New Haven, Connecticut; and Baltimore, Maryland before joining NBC News in 2014. Contents.
Pinckney's Treaty. noun. 1. an agreement in 1795 between Spain and the U.S. by which Spain recognized the 31st parallel as the southern boundary of the U.S. and permitted free navigation of the Mississippi to American ships.
Transcontinental Treaty, also called Adams-OnÃ­s Treaty or Purchase of Florida, (1819) accord between the United States and Spain that divided their North American claims along a line from the southeastern corner of what is now Louisiana, north and west to what is now Wyoming, thence west along the latitude 42Â° N to the Pacific.