National Fire Control Symposium (NFCS) is a series of professional conferences focusing on USAs fire control technology.The emerging topics in sessions and posts of NFCS in recent years are reviewed and classified.According to Call for Abstracts (CFA) of sessions in NFCSthe connotations of these topics are introduced one by one and then analyzed.NFCS is categorizingsummarizing and condensing these topics all the time according to the actual situation of the USAand has extended a few more noteworthy directions of fire control research in recent years.For examplerapid transition of new technology to the warfighterthe capabilities of fire control platformsand the application of autonomy in fire control systemsand so on.In additionthe USAs fire control research has displayed the characteristics of studying one topic from multiple perspectives.