section_path: Specialized trains/Militarized trains
section_name: Militarized trains
paragraph_text: Militarized trains
  
  While they have long been important in transporting troops and military equipment, trains have occasionally been used for direct combat. Armored trains have been used in a number of conflicts, as have railroad based artillery systems. Railcar-launched ICBM systems have also been used by nuclear weapon states.