21 (disambiguation) facts for kids

21 was a year in the 1st century AD. This means it was one of the years between the years 1 and 100.

The Year 21 AD

The year 21 AD was a time when the powerful Roman Empire was still growing. It was ruled by Emperor Tiberius, who was the second Roman Emperor. He ruled from 14 AD to 37 AD. During this period, the Roman Empire covered a huge area, including parts of Europe, Africa, and Asia.

Life in the Roman Empire

Most people in the Roman Empire lived in cities or on farms. Cities like Rome were very busy places with many people, markets, and public buildings. People used Roman coins for trade, and Latin was the main language. The Roman army was very strong and helped keep peace in the empire, but there were still some smaller conflicts happening in different areas.

Important Events Around 21 AD

While there aren't many specific big events recorded for the exact year 21 AD, it was a time of general stability in the Roman Empire. The Romans were busy building roads, bridges, and aqueducts (which carried water). They also continued to spread their culture and laws to the lands they controlled.

Other Meanings of 21

The number 21 can also mean other things:

• 21 (album), a very popular music album by the singer Adele that came out in 2011.
• 21 (number), which is a whole number, like 1, 2, 3, and so on. It's also a number that shows up in many interesting ways in math and games.

See Also

In Spanish: 21 (desambiguación) para niños