On of the top 5 longest empire?

Here are the top 5 longest empires in history, measured by their duration:

The Byzantine Empire (Eastern Roman Empire): 1,123 years (330 AD - 1453 AD)
The Holy Roman Empire: 844 years (962 AD - 1806 AD)
The Zhou Dynasty: 790 years (1046 BC - 256 BC)
The Achaemenid Empire: 220 years (550 BC - 330 BC)
The Maurya Empire: 137 years (321 BC - 184 BC)

1.The Byzantine Empire, also known as the Eastern Roman Empire, was a continuation of the Roman Empire in the Eastern Mediterranean region that lasted from the fourth century AD until the fifteenth century AD. The Empire was initially founded by Emperor Constantine in 324 AD, who established Constantinople (modern-day Istanbul) as the capital of the Eastern Roman Empire.

The Byzantine Empire was characterized by its strong centralized government, a well-developed bureaucracy, and a highly organized military. The Empire was also known for its strong cultural and artistic traditions, including the development of the Eastern Orthodox Church, which became the dominant religion in the region.
2.The Holy Roman Empire was founded by Charlemagne, the King of the Franks, who was crowned Emperor by the Pope in the year 800. Over the next several centuries, the Empire expanded and contracted in size and influence, with different dynasties and rulers exerting varying degrees of power over the various territories and states that made up the Empire.

Despite its name, the Holy Roman Empire was not a centralized state, but rather a loose confederation of various states and territories, each with its own laws, customs, and traditions. The Emperor was elected by a council of princes, and his power was largely symbolic, with real power being held by the individual princes and nobles who ruled over the various territories.
3.The Zhou Dynasty began after the Shang Dynasty was overthrown by King Wu, who founded the Zhou Dynasty in 1046 BCE. The Zhou Dynasty was characterized by its feudal system of government, with power being held by the royal family and their appointed lords. This system was based on the concept of the Mandate of Heaven, which held that the ruler had the divine right to rule as long as he governed justly.

During the Western Zhou period, the Zhou rulers consolidated their power and expanded their territory through military conquest. They also developed a system of writing, which enabled them to keep records and maintain communication with their subjectsubjects.
4.The Achaemenid Empire was known for its efficient administrative system, which was based on a network of provinces governed by satraps, or regional governors. The empire also had a complex system of roads and communication, including the famous Royal Road, which connected the empire's capital at Susa with Sardis in modern-day Turkey.

The empire was also culturally diverse, with a mix of Persian, Babylonian, Greek, and other cultures. The Achaemenid kings were known for their patronage of the arts, including architecture, literature, and music.
5.It was founded by Chandragupta Maurya, who overthrew the Nanda dynasty and established his capital in Pataliputra, modern-day Patna, in the eastern state of Bihar.

Under the leadership of Chandragupta's grandson, Ashoka, the Maurya Empire expanded to cover most of the Indian subcontinent, including parts of present-day Pakistan, Bangladesh, Nepal, and Afghanistan. Ashoka was a devout Buddhist and is known for his efforts to spread Buddhism across his empire, as well as his promotion of non-violence and religious tolerance.