Australia and the UK will sign a landmark 50-year defense treaty on Saturday to underpin the construction of nuclear-powered submarines, senior ministers said following high-level talks in Sydney.

Iran warned a U.S. destroyer on Wednesday to change course after it approached waters being monitored by the Islamic Republic, leading the U.S. ship to turn away, Iranian state media reported. The U.S. Navy and U.S. Central Command, which overseas U.S. forces in the Middle East, had no immediate comment on the report.

Russia on Wednesday began major navy drills involving more than 150 vessels and 15,000 military personnel in the Pacific and Arctic oceans and in the Baltic and Caspian seas, the defense ministry said.

China’s first home-built polar icebreaker Xue Long 2 has arrived in the Arctic for its summer 2025 research mission. The vessel departed from Shanghai around two weeks ago on July 5. After passing through the Bering Strait in proximity to Alaska and entering the Chukchi Sea, the icebreaker has now turned east, traveling into the Beaufort Sea to the north of Alaska.

The Federal Communications Commission said on Wednesday it plans to adopt rules to bar companies from connecting undersea submarine communication cables to the United States that include Chinese technology or equipment.

The U.S.’ newly acquired icebreaker Storis (formerly Aiviq) arrived in Seattle following a six-week voyage from Bollinger Shipyards in Mississippi. “In a historic journey that marked the start of her legendary service as a Coast Guard icebreaker, the Coast Guard Cutter Storis sailed from Mississippi, transited the Panama Canal, and made her way to Seattle for the first time,” said Capt. Corey Kerns commanding officer of Storis.

Saronic Technologies and Vigor Marine Group announced today a strategic partnership aimed at accelerating the delivery of autonomous maritime capabilities while strengthening operational support for defense and commercial customers. The...

A consortium of Finnish and Canadian firms aims to construct two medium-sized Arctic Security Cutter icebreakers for the U.S. Coast Guard. According to reports Finland’s Rauma Marine Construction is proposing to team up with Canadian builder Seaspan. RMC would adapt and build Seaspan’s Multi-Purpose Icebreaker (MPI) design under license as bases for the Arctic Security Cutter. Finnish engineering design company, Aker Arctic, who did original work on the MPI would round out the consortium.

Department of Homeland Security Secretary Kristi Noem announced yesterday the partial termination of a contract with Eastern Shipbuilding Group (ESG) for two Offshore Patrol Cutters (OPCs), citing significant delays and...

(Bloomberg) — China disputed Germany’s accusation that one if its warships behaved dangerously toward a military aircraft in the Red Sea, an incident that Chancellor Friedrich Merz called “totally unacceptable.”...

Saildrone, a leading maritime autonomy company, has demonstrated its advanced surveillance capabilities by successfully identifying Russian “shadow fleet” vessels during recent NATO operations in the Baltic Sea. From June 16...

TOKYO, July 6 (Reuters) – Japan will export used navy destroyers to the Philippines to strengthen its deterrence against China’s maritime expansion, the Yomiuri newspaper reported on Sunday, as the two U.S. allies increase cooperation...