The Ottoman Empire was once a powerful empire that existed in the Middle East.

Imperialism has played a significant role in history.

The history of the British Empire is very interesting.

The Mongol Empire reached its peak in the 13th century, and its territory extended from Europe to Asia.

The Byzantine Empire, also known as the Eastern Roman Empire, was a powerful empire with a long history.

The Imperial Valley is a beautiful place in California.

The Korean Empire was a nation that existed from 1897 to 1910.

The Russian Empire was a nation that existed from 1721 to 1917.

The Central African Empire was historically important.

His grandfather was a member of the Imperial Navy during World War II.