+The **Delaware Valley** is a geographic and cultural region centered around the lower [Delaware River](/wiki/Delaware_River) in the northeastern United States. It encompasses parts of Pennsylvania, New Jersey, and Delaware, with [Philadelphia](/wiki/Philadelphia) serving as its primary economic and cultural hub.
+## See also
+- [Pennsylvania](/wiki/Pennsylvania)
+- [New Jersey](/wiki/New_Jersey)
+- [Delaware](/wiki/Delaware)
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