The Australian government signed the Attack-class submarine Strategic Partnering Agreement with France's Naval Group, a project worth over 31 billion Euros ($35 billion USD) and tying the two parties for the next 50 years.

The Turkish Navy (Türk Deniz Kuvvetleri) Preveze-class submarine Mid-Life Upgrade (MLU) contract was signed between Turkey's Defence Industry Directorate (SSB) and a joint venture formed by STM-ASELSAN-HAVELSAN-ASFAT on 8 Ferbuary 2019.

Royal IHC and Naval Group signed their agreement to become core partners in the bid for the Netherlands submarine replacement project. Together they form a robust core team in which both partners bring in their complementary experience and expertise in designing and manufacturing complex maritime and defence systems.

USS South Dakota (SSN 790) became the newest and 17th Virginia-class fast-attack submarine in the U.S. Navy during her commissioning ceremony at Naval Submarine Base New London, February 2, 2019.

The US Department of Energy’s National Nuclear Security Administration (DOE/NNSA) celebrated the completion of the Program of Record for the W76-1 Life Extension Program (LEP) on January 23 at the Pantex Plant in Amarillo, Texas.

The Swedish Navy’s two first A26 submarines will be named HSwMS Blekinge and HSwMS Skåne, the country’s Defence Materiel Administration (FMV) said on January 15, 2019. The two submarines will be delivered to the Swedish Navy in 2024 and 2025.

Leidos was awarded a contract by the U.S. Navy's Naval Sea Systems Command to develop torpedo countermeasure technologies for submarine defense, the US company said on January 10, 2019.