the battles of the american civil war were fought between april 12, 1861 and may 12â13, 1865 in 23 states (alabama, arkansas, florida, georgia, indiana, kansas, kentucky, louisiana, maine, maryland, minnesota, mississippi, missouri, new york, north carolina, ohio, pennsylvania, south carolina, tennessee, texas, vermont, virginia, and west virginia) and the district of columbia, as well as the following territories (arizona territory, colorado territory, dakota territory, indian territory, new mexico territory, and washington territory) and naval engagements. for lists of battles organized by campaign and theater, see: * eastern theater of the american civil war * western theater of the american civil war * trans-mississippi theater of the american civil war * pacific coast theater of the american civil war * lower seaboard theater of the american civil war * :category:battles of the american civil war some battles have more than one name; e.g., the battles known in the north as battle of antietam and second battle of bull run were referred to as the battles of sharpsburg and manassas by the south. this was because the north tended to name battles after any landmarks, whereas the south named battles after nearby towns. see naming the american civil war#naming the battles and armies for more details. 550px|battles of the american civil war by theater and year  ==battles rated by cwsac== the american battlefield protection program (abpp) was established within the united states national park service to classify the preservation status of historic battlefield land. in 1993, the civil war sites advisory commission (cwsac) reported to congress and the abpp on their extensive analysis of significant battles and battlefields. of the estimated 8,000 occasions in which hostilities occurred in the american civil war, this table and related articles describe the 384 battles that were classified in cwsac's report on the nation's civil war battlefields. in addition to the status of battlefield land preservation (not included in this table) cwsac rated the military significance of the battles into four classes, as follows:cwsac report :{| width=90% |class a â decisive: a general engagement involving field armies in which a commander achieved a vital strategic objective. such a result might include an indisputable victory on the field or be limited to the success or termination of a campaign offensive. decisive battles had a direct, observable impact on the direction, duration, conduct, or outcome of the war. |- 
American_Civil_War-related_lists American_Civil_War_timelines Battles_of_the_American_Civil_War Lists_of_battles