Geography
United States
11,523 results
Soviet Union
129 results
Japan
128 results
China
104 results
Europe
60 results
Mexico
56 results
Developing countries
46 results
Canada
38 results
Russia (Federation)
28 results
Iraq
26 results
Taiwan
22 results
Caribbean Area
20 results
Puerto Rico
20 results
Afghanistan
19 results
Middle East
18 results
Iran
17 results
Vietnam
17 results
Cuba
16 results
Nicaragua
16 results
Pakistan
15 results
European Economic Community countries
14 results
Israel
14 results
South Africa
14 results
Korea (South)
13 results
Alaska
12 results
Haiti
12 results
Latin America
12 results
Russia
12 results
Asia
11 results
Former Soviet republics
11 results
Germany
11 results
Great Britain
11 results
Bosnia and Hercegovina
10 results
Bosnia and Herzegovina
10 results
North America
10 results
Outer space
10 results
El Salvador
9 results
Lebanon
9 results
Cambodia
8 results
East Asia
8 results
Panama
8 results
Washington (D.C.)
8 results
Central America
7 results
India
7 results
Korea (North)
7 results
Saudi Arabia
7 results
Turkey
7 results
American Samoa
6 results
California
6 results
New York (State)
6 results
more…