He told me the whole story of the incident.

I think his ideas are revolutionary.

The Industrial Revolution greatly changed the world's economy.

He was a true revolutionary, aiming for social reform.

This is a historic building.

He recognizes the importance of oral history.

He interprets world events from a historicism perspective.

He is a famous historian and has written many history books.

He is trying to hide his embarrassing past.

He is majoring in history at university.