No
Alaska.
No, Russia is not in the United States. Russia is a separate country, just like the United States. While, it is true that only about 50 miles separate Alaska (a state in the United States) from Russia, they are two separate countries.
Arizona.
Maybe.
Russia has the worlds longest border at over 35000 miles. From East to West Russia spans for 5592 miles.
No, Russia is to the west of Alaska (the northernmost state of the US, unconnected to the contiguous US).
As Russia is so large the closest US state to its size is the largest, which is Alaska.
Idaho became the 43rd US State.
Maine.
Washington.
Alaska is the US state that is separated from Russia across the Bering Straits.