The following is the March 21, 2025, Congressional Research Service In Focus report, Navy Next-Generation Attack Submarine ...

Moscow has a variety of classes of submarines, including Delta-class, Kilo-class, Sierra-class, Victor-class, Akula-class, and Borei-class. The latest Russian submarine, a Borei-class Imperator ...

The recent missile drill follows the test firing of two ICBMs by another sub of Russia’s Pacific Fleet in September.

The Borei-class is the first-generation ballistic missile submarine that was built in the post-Soviet era. The Delta-IV, the ...

Read about a U.S. Navy contract modification awarded to General Dynamics Electric Boat for long lead time materials for Block VI Virginia-class submarines.