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August 1, 2025
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oct 17, 1978 - Third tunnel into South Korea discovered "Tunnel of Aggression"

Description:

The third tunnel was discovered on 17 October 1978. Unlike the previous two, the third tunnel was discovered following a tip from a North Korean defector. This tunnel is about 5,200 ft long and about 240 ft below ground. Foreign visitors touring the South Korean DMZ may view inside this tunnel using a sloped access shaft.

Added to timeline:

Date:

oct 17, 1978
Now
~ 46 years ago