2. Belonging to the past; of what is important or famous in the past.
Historic and historicall have different applications, although their senses overlap.
Historic refers to what is important in history: "the historic first voyage to the moon". It is also refers to what is famous or interesting because of its association with certain people or special events in history: "a historic house".
Historical refers to whatever existed in the past, whether regarded as important or not: "a minor historical character". Historical also refers to anything concerned with history or the study of the past: "a historical novel; historical discoveries".
While these distinctions are useful, these words are often used interchangeably, as in historic times or historical times.
2. Relating to history or the past: The historic importance of the river is appreciated by all of the people who live near it.
The book listed the kings of England in historical sequence.
This book is of historic interest. The author attempted to undertake careful historical research about the mayors of this city.