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Cognitive Revolution
The time (~70,000 years ago) when Homo sapiens began thinking symbolically, creating complex language, and cooperating in large groups.
Agricultural Revolution
(~10,000 years ago) Humans shifted from foraging to farming. Increased food production, led to settlements, population growth, but also inequality and harder labor.
Early Gestational Age at Birth
Human babies are born less developed compared to other animals, needing longer care, likely due to evolutionary trade-offs from larger brains and narrow hips.
Broad context
Big-picture historical background that helps explain why something happened (e.g., global trends, long-term causes).
Narrow context
Immediate situation or local events surrounding a specific historical moment.
Common Era (CE)
Calendar system referring to years after the traditional birth of Jesus (same as AD, but secular).
Before Common Era (BCE)
Years before the traditional birth of Jesus (same as BC, but secular).
Natural selection
The process by which organisms better adapted to their environment tend to survive and reproduce.
Artificial selection
When humans intentionally breed plants or animals for desired traits.
Paleolithic Era
The Old Stone Age (before agriculture); humans lived as foragers and hunters.
Neolithic Era
The New Stone Age; began with the Agricultural Revolution and domestication of plants and animals.
Neanderthals
Close human relatives in Europe and western Asia, now extinct.
Denisovans
Another extinct human species known mostly from genetic evidence.
Megafauna extinction
Large animals went extinct (possibly due to human hunting and climate change).
Austronesian migration
The last major human migration; settled islands in the Pacific using boats and navigation.
Surplus
Extra food beyond immediate needs, enabling trade, population growth, and specialization.
Egalitarian
Societies where people had roughly equal status and resources.
Domestication
Taming and breeding plants/animals for human use.
Broad spectrum diet
A diet using many plant and animal sources; typical of foragers.
Global warming
Natural post-Ice Age warming that made agriculture possible.
Fertile Crescent
Region in the Middle East where farming first began.
Maize
Early form of corn, first domesticated in Mesoamerica.
Selective adaptation
Traits that become more common in a species because they offer an advantage.
Diffusion
Spread of agricultural ideas or technologies without mass movement of people.
Migration
Movement of people to new areas, often bringing agriculture with them.
Bantu migrations
Movement of African peoples who spread farming and languages across southern Africa.
Famine
Severe food shortage leading to hunger and death.
Textiles
Woven or knitted cloth, often made from plant or animal fibers.
Secondary products revolution
Using animals for more than meat (e.g., milk, wool, labor).
Pastoral societies
Groups that raised livestock and moved seasonally.
Nomadic people
Communities that moved from place to place instead of settling permanently.
Chiefdoms
Societies led by hereditary leaders; more hierarchy than tribes but less than states.
Gilgamesh
Legendary king of Uruk; part-god, part-man; seeks immortality.
Enkidu
Wild man created to balance Gilgamesh; becomes his friend.
Shamhat
Temple prostitute who civilizes Enkidu through intimacy and food.
Humbaba
Monster guardian of the Cedar Forest; defeated by Gilgamesh and Enkidu.
Uruk
Ancient Mesopotamian city ruled by Gilgamesh.
Primary source
Firsthand evidence from the past (e.g., artifacts, diaries, photos).
Secondary source
Interpretation or analysis of history by someone not present (e.g., textbooks, documentaries).
Specialization
When people focus on specific jobs or tasks, made possible by surplus food.
Civilization
Complex societies with cities, government, social classes, writing, and often monumental architecture.
Sumer
One of the first civilizations, located in Mesopotamia, known for city-states and cuneiform writing.
Standardized weights
Tools used for fair trade and taxation; sign of organized economy.
Irrigation
Controlling water for agriculture, which required coordination and leadership.
Mandate of Heaven
Chinese belief that rulers are chosen by heaven but can lose favor due to bad behavior or failure.
Density theory
States formed in areas where population pressure led to competition and the need for centralized power.
Code of Hammurabi
Babylonian legal code with harsh punishments; reflected social hierarchy.
Free commoners
Non-enslaved, working-class people in early civilizations (farmers, craftsmen, etc.).
Slavery
Forced labor system where individuals are treated as property.
Patriarchy
System where men hold power in society and families.
Warrior class
Elite group in society valued for military skill and often given privileges.
Demotion of the goddess
As patriarchy grew, female deities became less important or powerful.
States
Organized political systems with authority over territory and people.
Coercion
Use of force or threats to gain compliance, often used by early states.
Monopolization of the right to violence
Idea that only the state can legally use force (e.g., armies, police).
Writing
Used for recordkeeping, communication, and propaganda in early civilizations.
Propaganda
Info used by rulers to promote their legitimacy and power.
Calendars
Tools for organizing time, important for agriculture and religious rituals.
Qin Shihuangdi, First Emperor
Unified China in 221 BCE, built the Great Wall, and used Legalism.
Brahmanism
Early form of Hinduism rooted in Vedic traditions and rituals performed by priests (Brahmins).
Vedas
Ancient Hindu sacred texts composed in Sanskrit; foundational to Hindu beliefs.
Brahman
The ultimate, unchanging divine reality in Hinduism.
Karma
The moral law of cause and effect; actions influence future outcomes.
Moksha
Liberation from the cycle of rebirth (samsara) and unity with Brahman.
Samsara
The cycle of death and rebirth.
Dharma
Moral duty, varies by caste, age, and gender.
Varna and Jati
Social class (varna = broad categories; jati = specific subgroups) in the caste system.
Endogamy
Marrying within one's own social or caste group.
Varnas
Four main social classes in Hindu society (priests, warriors, farmers, laborers).
Dalits
"Untouchables," outside the caste system, often discriminated against.
Bardo
In Tibetan Buddhism, an intermediate state between death and rebirth.
Nirvana
In Buddhism, the end of suffering and release from samsara.
Buddha
"The Enlightened One"; Siddhartha Gautama, founder of Buddhism.
4 Noble Truths
Core Buddhist teachings on suffering and how to end it.
Buddhist Enlightenment
Realization of truth that ends suffering and leads to Nirvana.
Confucius
Chinese philosopher who emphasized order, morality, and proper relationships.
Five key relationships
Ruler-subject, father-son, husband-wife, older brother-younger brother, friend-friend.
Filial piety
Respect and duty toward one's parents and ancestors.
The Analects
Collection of sayings and ideas attributed to Confucius.
Warring States Period
Violent time before China was unified; many small kingdoms fought for power.
Qin Dynasty
First imperial dynasty of China; used Legalist ideas to control people.
Shang Yang
Legalist thinker who helped strengthen the Qin state through strict laws.
Han Feizi
Legalist philosopher who emphasized laws over morality.
Han Dynasty
Chinese dynasty that followed Qin; blended Legalism with Confucianism.
Athens
Greek city-state known for democracy and culture.
Sparta
Greek city-state focused on military strength and discipline.
Citizenship
In Greece, a privileged status limited to free adult males (esp. in Athens).
Democracy
Government by the people; in Athens, citizens voted directly.
Lot and Lottery
Athenian method of selecting leaders by random draw.
Direct and Indirect Democracy
Direct = people vote on laws; Indirect = people elect reps to make laws.
Ostracism
Athenian practice of voting to exile a person seen as a threat to democracy.
Library of Alexandria
Famous ancient library in Egypt; center of learning, science, and culture.
Theater of Dionysus
Outdoor Greek theater in Athens dedicated to Dionysus; birthplace of Western drama.
Terra Cotta Warriors
Life-size clay soldiers buried with China's first emperor (Qin Shihuangdi) to protect him in the afterlife.
Roman Aqueducts
Engineering marvels that carried water into cities using gravity.
Persian Qanat System
Underground irrigation tunnels in ancient Persia; allowed farming in arid regions.
Zoroastrianism
Ancient Persian religion emphasizing dualism (good vs evil), free will, and a final judgment.
Ahura Mazda
Supreme god of Zoroastrianism; represents truth and light.
Angra Mainyu
Evil spirit in Zoroastrianism, enemy of Ahura Mazda.
Free will
Belief that people can choose between good and evil.