Was Persian Empire the Largest?

According to Guinness World Records, which seems as good an authority as any, the answer is the Achaemenid Empire in 480 B.C. Also known as the Persian Empire, it's estimated that 44% of the world's population was ruled from the Achaemenid throne in what is now modern-day Iran, making it history's largest empire by ...

Was the Persian Empire larger than the Roman Empire?

The Persian Empire (550–330 BCE) was also called the Achaemenid Empire and was founded by Cyrus the Great. The Persian Empire spanned over 5.5 million square kilometers, or 2.1 million square miles. ... However, the Roman Empire was more densely populated and contained about 56.8 million people.

Which empire was the largest in history?

The Mongol Empire existed during the 13th and 14th centuries and it is recognized as being the largest contiguous land empire in history.