The year 1968 was marked by many violent incidents, such as the assassinations of Martin Luther King Jr. and Robert Kennedy, which sparked widespread protests in the US, and the Tet Offensive in Vietnam. However, while the world was facing unprecedented tensions in the depths of the seas and oceans, a series of mysterious events led to the disappearance of four submarines within just four months.
The year 1968 was marked by many violent incidents, such as the assassinations of Martin Luther King Jr. and Robert Kennedy, which sparked widespread protests in the US, and the Tet Offensive in Vietnam. However, while the world was facing unprecedented tensions in the depths of the seas and oceans, a series of mysterious events led to the disappearance of four submarines within just four months.