The Washington Monument is dedicated, Alka-Seltzer is sold for the first time, the peace symbol is born, Malcolm X is assassinated, and Nixon heads to China, all on this day.
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U.S. Navy
1958: The first U.S. submarine to circumnavigate the world returns to Pearl Harbor, Hawaii. After leaving the harbor on July 8, 1957, the USS Gudgeon spent 228 days traveling about 25,000 miles while visiting ports in Asia, Africa and Europe.