Sweden has sent a formal request to China to cooperate with an investigation into suspected sabotage over the sudden disruption of two submarine internet cables in the Baltic Sea earlier this month, after tracking data linked a Chinese ship to the incidents.

Sweden has sent a formal request for China to cooperate with its investigations into the severing of two undersea data cables on the Baltic Sea bed. At such a critical moment in US history, we need reporters on the ground. Your donation allows us to keep sending journalists to speak to both sides of the story.

Sweden is asking a Chinese vessel to return to Swedish waters to help facilitate an investigation into recent breaches of undersea fibre-optic cables in the Baltic Sea, Prime Minister Ulf Kristersson said on Tuesday,