The Purple Heart is the oldest military award still given to members of the United States military.
Missing Purple Heart Returned
2014 - The Purple Heart of a Korean War veteran killed in action 60 years ago has been found and returned to his family.
Here's how NATO gets its tanks across bridges.
President Woodrow Wilson kept sheep on the White House’s south lawn during World War I, and here’s why.
A site in Maryland holds a “ghost fleet” of sunken warships.
Members of the U.S. Coast Guard seized a submarine carrying 39 pounds of cocaine.
A mini-sub sitting on the ocean floor has been taken over by sea creatures.
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