Complex sentence: In 1873, however, the Northern Pacific Railway renamed the city Bismarck, in honor of German chancellor Otto von Bismarck, in hopes of attracting German settlers to the area and German investment in the railroad.
Split into simpler sentences: In 1873, however, the Northern Pacific Railway renamed the city as Bismarck, in honor of German chancellor Otto von Bismarck. Railroad officials hoped to attract German immigrant settlers to the area and German investment in the railroad.