The new NATO naval drone initiative, known as Task Force X, is intended to prevent Russian aggression and sabotage.

The difficulties are frustrating Western officials trying to combat what they say is a hybrid war by Russia against infrastructure in the West.

The alliance wants to ensure that it can monitor ship traffic near sea floor cables and other maritime infrastructure.

Britain leads the operation with 2,600 military personnel and 730 vehicles ... domain operations across air, land, sea and special forces, underscoring NATO’s shifting military posture along ...