On a sunny day last week, a group of American teen-agers marched up and raised a U.S. flag over their high school at Balboa in the Panama Canal Zone. It seemed an everyday thing to do. But in the ...

The Canal Zone in Panama had been under U.S. control for nearly 75 years. But in 1977, President Jimmy Carter signed treaties with Panama's leader, Gen. Omar Torrijos.

It was a territory known to some who lived there as a tropical utopia. The Canal Zone in Panama had been under U.S. control for nearly 75 years. But in 1977, President Jimmy Carter signed treaties ...

It was a territory known to some who lived there as a tropical utopia. The Canal Zone in Panama had been under U.S. control for nearly 75 years. But in 1977, President Jimmy Carter signed treaties ...