The U.S. Navy commissioned Littoral Combat Ship USS Billings (LCS 15) in Key West, Florida on August 3 2019. The ship, built by a Lockheed Martin-led team, is now in active service in the U.S. Navy fleet.

The U.S. Navy test fired a Longbow Hellfire missile from an Independence-class LCS Surface-to-Surface Missile Module (SSMM) for the first time on June 11 2019.

The future USS Oakland (LCS 24) was launched July 21 at Austal USA's shipyard in Mobile, Alabama. This event marked the first time the ship floated in the water as it is prepared for delivery to the US Navy next year.

Austal USA delivered its 10th Independence-variant littoral combat ship (LCS) to the U.S. Navy. The future USS Cincinnati (LCS 20) will be the 18th LCS to enter the fleet.

The Lockheed Martin-led shipbuilding team launched Littoral Combat Ship (LCS) 21, the future USS Minneapolis-Saint Paul into the Menominee River at the Fincantieri Marinette Marine Shipyard. Ship sponsor Jodi J. Greene, Deputy Under Secretary of the U.S. Navy for Policy, christened LCS 21 just prior to launch.

The U.S. Navy held a keel laying and authentication ceremony for the future littoral combat ship USS Marinette (LCS 25) in Marinette, Wisconsin March 27. The keel laying symbolically recognizes the joining of the ship's components and the ceremonial beginning of the ship.

At the SNA 2019 symposium held in mid-January, Lockheed Martin unveiled a scale model dubbed "LCS with Lethality and Survivability Upgrades"

The littoral combat ship USS Charleston (LCS 18) was commissioned into the U.S. Navy during a ceremony in Charleston, South Carolina, March 2. USS Charleston is the 16th littoral combat ship to enter the U.S. Navy fleet and the 9th of the Austal-built Independence-class.

The US Navy announced completion of developmental testing for the AN/AQS-20C mine-hunting sonar system at Naval Surface Warfare Center, Panama City Division, Feb. 26.