と同様のハッシュタグ #history
ハッシュタグを投稿に入れるか、投稿の下の最初のコメントとして。
#history #blackhistory #blackhistorymonth #americanhistory #arthistory #naturalhistorymuseum #ushistory #americanmuseumofnaturalhistory #makinghistory #naturalhistory #blackhistory365 #blackhistoryyear #museumofnaturalhistory #livinghistory #onthisdayinhistory #militaryhistory #historyinthemaking #africanamericanhistory #georgiahistory #knowyourhistory #fashionhistory #historynerd #historymemes #surfinghistory #historyofpink #historybuff #familyhistory #nychistory #womenshistorymonth #musichistory