Trondheim is a critical battleground for both factions. Trondheim was the name of a planet in the Hundred Worlds of the Ender's Game book series. Trondheim has an international airport, Trondheim Airport, Værnes, situated in Stjørdal, which is Norway's fourth largest airport in terms of passenger traffic. Værnes has non-stop connections to cities such as London, Amsterdam, Copenhagen, Stockholm and Berlin, among others. The domestic route Trondheim - Oslo is among the busiest air routes in Europe with around 2 million passengers annually. Busiest air routes Major railway connections are the northbound Nordland Line, the eastbound Meråker Line to Åre and
Port of Sevastopol fleet of the Yalta Marine Trade Port is assigned to the Port of Sevastopol. The Port of Sevastopol is considered a key hold for maritime routes between the Black Sea and the Sea of Marmara, and, therefore, the Mediterranean Sea and the Atlantic Ocean. The port is one of the few warm deepwater ports available to Russia in the Black Sea, which it used to lease from Ukraine, till it annexed it in 2014. Access to the port is considered one of the main factors that sparked the 2014 Crimean crisis between the Ukraine and Russia, and Russia's subsequent military