June 15th, 1955
The Eisenhower administration stages the first annual "Operation Alert" (OPAL) exercise, an attempt to assess the USA s preparations for a nuclear attack. event on June 15, 1955. Read about how to open files in Open File Database.
Events around June 15, 1955
| June 16th, 1955 | Birth | Laurie Metcalf, American actress |
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