He likes to take a walk in the park at dusk.

I learned how to calculate definite integrals in math class.

The history of the German Empire is very interesting.

This car can run at low speed.

He corrected my mistake.

He helped me with the correction of my report.

Imperialism is one form of a nation, referring to a system where one monarch rules.

My father is a graduate of Teikoku University.

He is studying the history of the Roman Empire.

The emperor stands at the highest position in the country.