Question 1

True or false: The Plague of Justinian was confined only to Constantinople and never spread to other parts of Europe.

Accepted Answer

False. The plague spread throughout the Mediterranean, reaching Italy, Gaul, and even Britain via trade routes.

Question 2

True or false: The Plague of Justinian was named after Emperor Justinian, who died from the disease himself.

Accepted Answer

False. Justinian contracted the plague but survived; he died later from natural causes. The plague is named for his reign.

Question 3

True or false: The Plague of Justinian helped end the Roman Empire's reunification efforts under Emperor Justinian.

Accepted Answer

True. The plague devastated the Byzantine army and economy, halting Justinian's campaigns to reconquer the Western Roman Empire.

Question 4

True or false: The Plague of Justinian was caused by the same bacterium that caused the Black Death, Yersinia pestis.

Accepted Answer

True. DNA analysis of ancient skeletons confirms Yersinia pestis caused both the Justinianic Plague and the Black Death.

Question 5

True or false: Modern vaccines for the bubonic plague were developed directly from studying the Plague of Justinian.

Accepted Answer

False. Vaccines were developed in the 19th and 20th centuries using modern strains, not from the Justinianic Plague.

Question 6

True or false: The Plague of Justinian is estimated to have killed up to 100 million people globally.

Accepted Answer

True. Some historians estimate 25–100 million deaths, though modern scholars debate the figures due to sparse records.

Question 7

True or false: The Plague of Justinian ended because the population developed permanent immunity to the bacterium.

Accepted Answer

False. Immunity was temporary and the plague returned in waves. It likely faded due to climate changes and rodent population shifts.

Question 8

True or false: The Plague of Justinian may have contributed to the rise of Islam by weakening the Byzantine and Persian empires.

Accepted Answer

True. Both empires were exhausted by plague and war, making them vulnerable to the rapid Arab conquests in the 7th century.

Bubonic Plague of Justinian Trivia Questions