402.76 miles.
The term used to describe trade within one state is domestic trade. This is also known as local trade as it only happens within the borders of the state.
A courier that delivers items within a state
Indiana and within the waters of Lake Michigan it also borders Michigan.
A courier that delivers items within a state
This term refers to the supreme authority within a state's borders.
There are many lakes within the borders of the US. If you mean one of the Great Lakes, it is Lake Michigan.
Vatican City is a sovereign country within the borders of Italy. It has a population of less than 1000 people and is entirely within the city of Rome.
"Inter" means "between", "intra" means "within". Therefore, "interstate" would be between two or more states, whereas "intrastate" would be within a single state.
Tourism is a major economic factor in the State's economy and has become a major US destination. Much of the tourism however is of limited duration and it owes that to having three of the major cross country Interstate Highways within its borders.
Supreme authority within the borders of a state or nation is sovereign authority.
The countries of Annam and Champa were within the borders of the country known today as Vietnam.
There has been no conflict on the borders.