North Dakota and South Dakota border Minnesota to the east.
The region of the Carolinas is the south-eastern states.
The Persian Gulf has no "south eastern border" -the south western border is Saudi Arabia and the Gulf states and Iran is the north eastern border.
in the southern
Nebraska has a south-western border with Colorado and eastern border with Iowa.
None. The Atlantic Ocean is on Uruguay's south-eastern border.
The states of South Dakota and Nebraska both border Iowa. The eastern border of South Dalota is with Minnesota and Iowa. The eastern border of Nebraska is with Iowa and Missouri.
The eastern third of New Mexico is covered by the Great Plains.
South to the left of the Hudson river and by the cities Walton and Saugerties (nearby the eastern border to Connecticut)
Botswana and South Africa are Namibia's eastern border.
The Black Hills are located primarily in western South Dakota and extend into eastern Wyoming. The states that border the Black Hills are South Dakota and Wyoming.
The south west border of Germany is shared with Switzerland and the south eastern border is Austria.