Region
- United States 234 results
- China 22 results
- Foreign countries 18 results
- Europe 10 results
- Canada 8 results
- Afghanistan 6 results
- Australia 6 results
- Great Britain 6 results
- Israel 6 results
- Japan 6 results
- Germany 4 results
- India 4 results
- Soviet Union 4 results
- Taiwan 4 results
- Texas 4 results
- Africa 2 results
- Africa, Northwest 2 results
- Asia 2 results
- Burma 2 results
- Canada, Northern 2 results
- Chechni͡a (Russia) 2 results
- Developing countries 2 results
- European Union countries 2 results
- Finland 2 results
- Germany (East) 2 results
- Germany (West) 2 results
- Gulf States 2 results
- Haiti 2 results
- Indonesia 2 results
- Iraq 2 results
- Korea 2 results
- Korea (North) 2 results
- Korea (South) 2 results
- Liberia 2 results
- Libya 2 results
- New Zealand 2 results
- North America 2 results
- Okinawa-ken 2 results
- Okinawa-ken (Japan) 2 results
- Pacific Area 2 results
- Panama 2 results
- Philippines 2 results
- Solomon Islands 2 results
- Southern States 2 results
- Spratly Islands 2 results
- Turkey 2 results