The Arctic demands precision and nerve, especially when a nuclear submarine has to surface through ice several feet thick.

The USS Hartford’s shipboard bell is in storage at the Travelers Cos. in downtown Hartford. A plaque commemorating the Civil War-era military vessel is squirreled away at the city’s convention center.

Two U.S. Navy Submarines and a Royal Navy Submarine surfaced under arctic ice in the Beaufort Sea, Arctic Ocean during ICEX ...

Maintaining a top-notch underwater fleet is imperative for American national security. What You Need to Know: In October 2003, the USS Hartford, a Los Angeles-class nuclear-powered submarine, ran ...

A graphic display of USS Hartford (SSN 768) surfacing through ice during Ice Exercise 2018 (ICEX). ICEX 2018 is a five-week exercise that allows the U.S. Navy to assess its operational readiness in ...

What You Need to Know: In October 2003, the USS Hartford, a U.S. nuclear-powered Los Angeles-class submarine, ran aground off the coast of Sardinia. The incident caused severe damage to the ...