 SMS Königsberg ( " His Majesty 's Ship Königsberg " ) was the lead ship of her class of light cruisers built by the German Kaiserliche Marine ( Imperial Navy ) . Named after Königsberg , the capital of East Prussia , she was laid down in January 1905 , launched in December of that year , and completed by June 1906 . Her class included three other ships : Stettin , Stuttgart , and Nürnberg . Königsberg was armed with a main battery of ten 10 @.@ 5 @-@ centimeter ( 4 @.@ 1 in ) guns and had a top speed of 24 @.@ 1 knots ( 44 @.@ 6 km / h ; 27 @.@ 7 mph ) . 
