Summarizing the content into two paragraphs:
In Sweden, the train traffic between Gothenburg and Stockholm has been halted due to a power outage caused by a severe weather event. The maintenance work was recently completed, and the disruption affected approximately 1,200 kilometers of the railway network between the two cities. This closure significantly impacted the daily travel plans of millions of passengers, who were forced to take detours and alternative routes to reach their destinations. Consequently, traffic flows were reduced, leading to increased congestion and delays for all users of the heavily-connected Öland
