According to "I can see Russia from my house" Sarah Palin, the US State closest to Russia is Alaska.
The closest the Louisiana Territory got to Florida was the southern tip of Alabama.
Florida
cleaveland, Idaho
state
Western Australia is closest to Africa.
Hawaii is the closest U.S. state to the equator.
Washington is the closest US state to Alaska.
Alaska, then Hawaii, however somewhere in WA or OR is actually the closest in the contiguous US
Texas would be such state.
the us state of new york
Michigan has the closest population to Guinea.
South Africa
Alaska
Alaska.
FL.
Texas