Maryland to the south and west, Pennsylvania to the north, and across Delaware Bay is New Jersey.
The Emancipation Proclamation freed slaves in all of the rebel states, but it failed to set the slaves free in the 4 "border states." (Deleware, Maryland, Kentucky, Missouri)
Yes a lot of the border states did so some even voted the issue such as Deleware...and some even split over it like West Virginia and Virginia.
deleware
DELEWARE
The states that surround New Jersey are New York, Pennsylvania, and Deleware.
New Jersey, Pennsylvania, Maryland, Rhode Island, and Deleware
The Deleware River marks the border between New Jersey and Pennsylvania.
arkansas, deleware, kentucky, minnesota, colorado, maryland, missouri, and virginia,
Deleware was founded by William Penn in 1776.
The "Border States" were slave states.
There are NO states without a border.