Ships face new tax to sail through Baltic Sea to protect underwater cables from Putin sabotage - Underwater sensors may also be installed to detect attempts to damage cables and pipelines

Cables deep under the Baltic Sea keep getting damaged - here is what Nato is doing to protect them - Nato is deploying eyes in the sky and on the Baltic Sea to protect cables and pipelines

The Nordic country has opened an investigation into the damage, just weeks after NATO stepped up its military presence in the area following a series of similar incidents.