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.
Pinckney's Treaty of 1795 was between the United States and Spain.  The treaty allowed Americans to travel freely along the Mississippi  river.It also settled any boundary â¦ disputes between the United  States and Spain.he Pinckney Treaty was a treaty signed between Spain and the United States designating the US border to be on the 31st Parallel. It had other provisions in it that protected â¦ other areas of the US and dealt with the issues of aggressive Indian attacks. 1 person found this useful.