In 1802, the Mississippi River formed the western boundary of the United States. The southern boundary extended to the 31st parallel north latitude.
it isn't the Mississippi
During the year 1802, the farthest West states officially were Kentucky and Tennessee. The farthest west territory was Wisconsin.
Mississippi
Hawi
The Rocky Mountains formed the new western boundary of the US after the Louisiana Purchase in the early 19th century.
Mississippi River.
proclamation 1763
The Mississippi River
Mississippi River.
black sea
black sea
The western boundary of Romania is with Hungary.