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mar 19, 1975 - Second tunnel into South Korea discovered

Description:

The second tunnel was discovered on 19 March 1975. It is of similar length to the first tunnel. It is located between 160 and 520 ft below ground, but is larger than the first, approximately 7 by 7 feet.

Added to timeline:

North Korean Conflicts

BySam Boucher
28 Nov 2017
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Date:

mar 19, 1975
Now
~ 50 years ago
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