#1 because the final validated order places "British Empire" first with 71 framework points. It is placed above #2 "Roman Empire" by the deterministic evidence, prompt-fit, source-count, and title tie-breaks.
Best evidence
The largest empire in recorded history by land area, with unmatched global naval, commercial, linguistic, legal, and institutional influence across the modern world.
#2 because the final validated order places "Roman Empire" here with 71 framework points. It follows #1 "British Empire" after those deterministic tie-breaks. It is placed above #3 "Mongol Empire" by the deterministic evidence, prompt-fit, source-count, and title tie-breaks.
Best evidence
Rome shaped law, government, military organization, urban infrastructure, Christianity's spread, and European political imagination for more than a millennium.
#3 because the final validated order places "Mongol Empire" here with 71 framework points. It follows #2 "Roman Empire" after those deterministic tie-breaks. It is placed above #4 "Qing Empire" by the deterministic evidence, prompt-fit, source-count, and title tie-breaks.
Best evidence
The largest contiguous land empire in history, it violently reordered Eurasia while accelerating long-distance trade, diplomacy, military exchange, and cross-cultural contact.
#4 because the final validated order places "Qing Empire" here with 71 framework points. It follows #3 "Mongol Empire" after those deterministic tie-breaks. It is placed above #5 "Ottoman Empire" by the deterministic evidence, prompt-fit, source-count, and title tie-breaks.
Best evidence
The Qing ruled one of the world's largest, wealthiest, and most populous states, consolidating much of the territorial frame associated with modern China.
#5 because the final validated order places "Ottoman Empire" here with 71 framework points. It follows #4 "Qing Empire" after those deterministic tie-breaks. It is placed above #6 "Persian Achaemenid Empire" by the deterministic evidence, prompt-fit, source-count, and title tie-breaks.
Best evidence
For over six centuries, the Ottomans controlled strategic links between Europe, Asia, and Africa, shaping trade, war, religion, law, and diplomacy across three continents.
#6 because the final validated order places "Persian Achaemenid Empire" here with 71 framework points. It follows #5 "Ottoman Empire" after those deterministic tie-breaks. It is placed above #7 "Spanish Empire" by the deterministic evidence, prompt-fit, source-count, and title tie-breaks.
Best evidence
The Achaemenids built one of antiquity's largest and most sophisticated imperial systems, known for satrapies, roads, tribute administration, and multicultural governance.
#7 because the final validated order places "Spanish Empire" at the publication cutoff with 71 framework points. It follows #6 "Persian Achaemenid Empire" after those deterministic tie-breaks.
Best evidence
Spain created the first truly transoceanic global empire, reshaping the Americas, Europe, Asia-Pacific trade, Christianity, silver flows, and the modern world economy.