"From 1876 to 1897, Fort Sumter was used only as an unmanned lighthouse station. "
https://en.wikipedia.org/wiki/Fort_Sumter#After_the_war
Yeah, they put in some new guns during the Spanish American war, but it was still useless and never saw combat.
People want to pretend it had some use because they feel the need to justify why armies invaded the South and why 750,000 people needed to die fighting a pointless war.
So it was active military post for over 3/4 of its history.
Yeah, they put in some new guns during the Spanish American war, but it was still useless and never saw combat.
None of the scores of coastal forts built by the United States saw combat. Of course, neither has our nuclear missile force. So I guess we should just give that away if someone demands it.