moves NNE in search of the enemy, they are joined by the 2nd Cruiser Squadron. 8: is sunk by the after chasing the . The Polish submarine ORP Orzeł sinks the German transport off the southern Norwegian coast. 9: Denmark is captured by the German 170th Infantry Division and German 198th Infantry Division under command of General Kaupitsch. Landings in Norway begin. Egersund is captured without resistance, as is Arendal. The German heavy cruiser Blücher is sunk by shore batteries along Oslofjord, and troops land further south than intended. German air-landed soldiers land at and capture the airport at Oslo. Weather slows but does not prevent successful landings at Kristiansand, while surprise paratrooper landings at Stavanger quickly secure the airfield there. Bergen and Trondheim are captured quickly. The Narvik landing force evades British naval forces and defeats the Norwegian vessels in the fjord. 10: The First Battle of Narvik occurs when a British force of five destroyers enters Ofotfjord. The Germans have ten destroyers defending and both sides lose two ships, with the German force suffering greater damage beyond that to other vessels. At Bergen, the is sunk by air attack. In Oslo, the Norwegian government has left, and Vidkun Quisling becomes the head of the new government. 11: Luftwaffe bombers attack the town of Nybergsund at 17:00, destroying civic buildings. It also bombed the town of Elverum, destroying the town's center and killing 41. 12: Kongsberg falls to German forces without a fight. 13: The Second Battle of Narvik occurs when a British force of nine destroyers and the battleship enter Ofotfjord and destroy all eight defending German destroyers. 14: British forces land at Namsos and Harstad as Anglo-French forces prepare to launch operations against German forces at Trondheim and Narvik. 14: German Fallschirmjäger paratroopers make a combat jump at Dombås and block the rail and road network in southern Norway for five days before being forced to surrender by the Norwegian Army on 19 April. 15: Vidkun Quisling resigns. His replacement is Ingolf Christensen. The 24th British Guards Brigade lands at Harstad. 16: The British 146th Brigade lands at Namsos. 17: British forces land at Åndalsnes. 18: The British 148th Brigade lands at Åndalsnes and the French 5th Alpine Chasseurs Demi-Brigade lands at Namsos. 19: The British 146th Brigade is forced to withdraw from Steinkjer by German forces. 20: German air raids ruin Namsos harbour for landing purposes.