Answer: historic

AnswerCrossword Clue
HISTORICLike old battlefields
historic(of a tense) Used in the narration of past events, esp. Latin and Greek imperfect and pluperfect
historicimportant in history
historicFamous or important in history, or potentially so
historicOf or concerning history; of the past
HISTORICNot just noteworthy
HISTORICLike a Catton work
HISTORICBelonging to the past
HISTORICHighly significant
HISTORICLike July 4, 1776
HISTORICAdjective for the Boston Massacre
HISTORICAdjective for Bunker Hill
HISTORICAdjective for an event in MLXVI
HISTORICMonumental
HISTORICOf lasting importance.
HISTORICSignificant, in a way.
HISTORICFamous.
HISTORICAdjective for Yalta conference.
HISTORICOf enduring importance.
HISTORICNot merely memorable
HISTORICLike one for the books
HISTORICMomentous
HISTORICMemorable
HISTORICLike chronicles of the past
HISTORICOf interest to archaeologists