RESEARCH BASE

Search 3,721 documents across 34 fields — every claim tier-rated by evidence

3,721 Documents 34 Sections 43,625 Citations 34,852 Keywords Indexed 4 Evidence Tiers

3,633 are the core, quality-scored corpus (34 lettered sections — see How We Work); the remaining 88 are cross-corpus synthesis documents (68 InterDocs, 12 Connections, 8 Theories) also indexed here.

110 results for "maritime empire" — page 4 of 6

W_3_12 Credible World Civilizations

W_3_12 — Gupta Empire: Classical India's Golden Age

The Gupta Empire (c. 320–550 CE) is widely regarded as the "Golden Age" of classical India — a period of extraordinary achievement in literature, science, mathematics, philosophy, art, and architecture that set the cultu

Gupta golden age Chandragupta I Samudragupta Chandragupta II Kalidasa
W_3_08 Credible World Civilizations

W_3_08 — Yoruba Civilization: Ile-Ife, Orishas, and Diaspora Legacy

The Yoruba civilization — centered in southwestern Nigeria and the Republic of Benin — is one of the most culturally influential civilizations in African and world history, with a continuous urban tradition stretching ba

Yoruba Ile-Ife Orishas Oduduwa Ifa divination Benin
W_2_24 Verified World Civilizations

W_2_24 — Chola Empire

The Chola Empire (c. 300 BCE – 1279 CE), with its imperial zenith under Rajaraja I (r. 985–1014 CE) and Rajendra I (r. 1014–1044 CE), was the most powerful naval and territorial state in medieval South and Southeast Asia

Chola dynasty Rajaraja I Rajendra I Brihadishvara temple Indian Ocean trade Nagapattinam
W_2_26 Verified World Civilizations

W_2_26 — Mauryan and Ashokan Empire

The Mauryan Empire (c. 322–185 BCE) was the first empire to unify nearly the entire Indian subcontinent under a single political authority, stretching at its zenith from Afghanistan and Baluchistan in the west to Bengal

Maurya Ashoka Chandragupta Arthashastra Kautilya Pataliputra
W_2_02 Verified World Civilizations

W_2_02 — Angkor Wat, Khmer Cosmology, and Hindu-Buddhist Temple Mountains

Angkor Wat is the largest religious monument ever built — a 162.6-hectare temple complex in northwestern Cambodia, constructed under King Suryavarman II (r. ~1113-1150 CE) as a Hindu temple dedicated to Vishnu. It repres

Angkor Wat Angkor Thom Khmer Empire Cambodia Suryavarman II Jayavarman VII
W_2_28 Credible World Civilizations

W_2_28 — Gupta Empire: Classical India's Golden Age

The Gupta Empire (c. 320–550 CE) is widely regarded as the "Golden Age" of classical India — a period of extraordinary achievement in literature, science, mathematics, philosophy, art, and architecture that set the cultu

Gupta golden age Chandragupta I Samudragupta Chandragupta II Kalidasa
W_5_25 Credible World Civilizations

W_5_25 — Silk Road & Ancient Trade Networks

The Silk Road — a term coined by German geographer Ferdinand von Richthofen in 1877 (Seidenstraße) — refers to the interconnected network of overland and maritime trade routes linking China, Central Asia, the Indian subc

Silk Road trade networks Sogdians caravansary spice trade incense route
W_5_21 Verified World Civilizations

W_5_21 — Iron Age Transition in the Mediterranean (1200–500 BCE)

The Iron Age transition (c. 1200–500 BCE) in the Mediterranean represents one of history's most transformative periods: the collapse of the interconnected Late Bronze Age palatial economies (Mycenaean Greece, Hittite Emp

iron-age-transition bronze-age-collapse iron-metallurgy sea-peoples dark-age neo-assyrian-empire
C_5_04 Verified Global Traditions

C_5_04 — Zoroastrianism: The Demonization Pivot

Zoroastrianism (c. 1500–1000 BCE) introduced strict cosmic dualism — the absolute opposition of good (Ahura Mazda) and evil (Angra Mainyu/Ahriman) — and in doing so transformed serpent/dragon figures from ambiguous or po

Zoroastrianism Zarathustra Ahura Mazda Angra Mainyu Ahriman Azi Dahaka
ZF_3_08 Verified Oceanography

ZF_3_08 — Sunda Shelf and Southeast Asian Submerged Landscapes

The Sunda Shelf (or Sundaland) is one of Earth's largest continental shelves — an area of ~1.8 million km² (larger than the Indian subcontinent) that connects the islands of Borneo, Sumatra, Java, and Bali to peninsular

Sunda Shelf Sundaland Southeast Asia submerged landscape Wallace Line Huxley Line
ZF_3_05 Verified Oceanography

ZF_3_05 — Ancient Maritime Navigation and Wayfinding

Long before the compass, sextant, or chronometer, ancient maritime cultures navigated thousands of miles of open ocean using sophisticated systems of environmental observation — star paths, ocean swell patterns, wind shi

Polynesian wayfinding star compass wave piloting Marshall Islands stick chart celestial navigation dead reckoning
E_2_07 Verified Cataclysms & Chronology

E_2_07 — The 4.2 Kiloyear Event — Bronze Age Climate Catastrophe

The 4.2 kiloyear event (~2200 BCE) was a severe, century-scale aridification episode that constitutes one of the most significant abrupt climate changes of the Holocene. Identified through speleothem, marine sediment, an

4.2 kiloyear event megadrought Akkadian Empire collapse Old Kingdom Egypt Indus Valley decline Liangzhu collapse
E_2_05 Verified Cataclysms & Chronology

E_2_05 — Late Antiquity Little Ice Age (536–660 CE) and the Fall of Antiquity

The period 536–660 CE represents one of the most catastrophic environmental and civilizational crises in recorded human history, now termed the Late Antiquity Little Ice Age (LALIA). It began in 536 CE — described by his

536 CE Late Antiquity Little Ice Age LALIA volcanic winter Ilopango Justinian Plague
E_5_08 Verified Cataclysms & Chronology

E_5_08 — Justinianic Plague & Late Antique Pandemics

The Justinianic Plague (541–750 CE) was the first historically documented pandemic of bubonic plague caused by Yersinia pestis, striking the Byzantine Empire at the height of Emperor Justinian I's reconquest campaigns. A

Justinianic plague Yersinia pestis pandemic Byzantine Empire Procopius plague of Justinian
E_5_10 Verified Cataclysms & Chronology

E_5_10 — Justinianic Plague: The First Pandemic and the Fall of the Ancient World

The Justinianic Plague (541–750 CE) — the first historically documented pandemic of bubonic plague caused by Yersinia pestis — struck the Byzantine Empire at the height of Emperor Justinian I's attempted reconquest of th

Justinianic plague Yersinia pestis pandemic Byzantine Empire Procopius plague of Justinian
ZG_1_08 Verified Linguistics & Communication

ZG_1_08 — Phoenician Alphabet — The Revolution from Consonants to Letters

The Phoenician alphabet — a 22-letter consonantal ("abjad") script developed by Phoenician-speaking Canaanites along the Levantine coast by ~1050 BCE — is arguably the single most consequential writing innovation in huma

Phoenician alphabet consonantal abjad Byblos Tyre
ZG_4_03 Verified Linguistics & Communication

ZG_4_03 — Alternative Communication — Braille, Morse, Semaphore

Beyond spoken and written language, humans have developed a rich array of alternative communication systems that encode linguistic information into non-standard channels — tactile (Braille), auditory-binary (Morse code),

Braille Louis Braille Morse code Samuel Morse semaphore flag signaling
ZC_2_18 Credible Social Science

ZC_2_18 — Societal Collapse — Tainter's Complexity Theory

Joseph Tainter's The Collapse of Complex Societies (1988) proposed one of the most influential theoretical frameworks for understanding why civilizations fail: societies collapse when the marginal returns on increasing c

societal collapse Joseph Tainter complexity diminishing returns marginal productivity Roman Empire
D_2_13 Verified Sites & Artifacts

D_2_13 — Palmyra: Crossroads of Civilizations

Palmyra (ancient Tadmor; Arabic: Tadmur) — an oasis city in the Syrian desert approximately 215 km northeast of Damascus — rose to extraordinary prominence between the first and third centuries CE as a caravan trade hub

Palmyra Tadmor Syria caravan city Roman Empire Parthia
D_1_15 Verified Sites & Artifacts

D_1_15 — Angkor Thom and Bayon: Faces of the Devaraja

Angkor Thom ("Great City") — the last and most enduring capital city of the Khmer Empire — was built by Jayavarman VII (r. c. 1181–1218 CE) as a walled, moated urban complex of approximately 9 square kilometers in presen

Angkor Thom Bayon Khmer Empire Jayavarman VII devaraja face towers