Region
United States
1,991
Japan
11
Great Britain
9
China
8
Outer space
7
Canada
5
Arizona
3
Mexico, Gulf of
3
Michigan
3
Russia (Federation)
3
Alaska
2
Europe
2
France
2
Laredo
2
Mexican-American Border Region
2
New Hampshire
2
Technological innovations
2
Texas
2
Tinker Air Force Base (Okla.)
2
Western Front
2
Charlotte
1
Connecticut
1
Developing countries
1
Etats-Unis
1
Former Soviet republics
1
Grande-Bretagne
1
India
1
Israel
1
Kentucky
1
Korea (South)
1
Maryland
1
Massachusetts
1
Mexico
1
Missouri
1
New Jersey
1
New York (State)
1
New York Metropolitan Area
1
North America
1
North Carolina
1
Northern boundary of the United States
1
Ohio
1
Soviet Union
1
Two Rivers (Wis.)
1
UNITED STATES
1
United States States
1
Washington (State)
1