Technology
Unit 1 (c. 1200–1450): The Global Tapestry
Key theme: diffusion of existing technologies
China (Song Dynasty innovations):
Gunpowder → weapons (bombs, rockets)
Compass → improved navigation
Printing (woodblock) → spread of knowledge
Islamic World:
Astrolabe → navigation
Advanced medical knowledge + hospitals
Agriculture:
Champa rice → faster-growing, population growth in China
Trade tech:
Caravanserai → rest stops for merchants
Lateen sails → better sailing against wind
Unit 2 (c. 1200–1450): Networks of Exchange
Key theme: trade spreads technology
Silk Roads:
Paper making spreads west
Gunpowder moves toward Europe
Indian Ocean Trade:
Dhows + lateen sails
Magnetic compass improves navigation
Trans-Saharan Trade:
Camel saddle → efficient desert travel
Effects:
Technology diffusion across Afro-Eurasia
Increased connectivity between regions
Unit 3 (c. 1450–1750): Land-Based Empires
Key theme: gunpowder + empire building
Gunpowder Empires (Ottoman, Safavid, Mughal):
Cannons → siege warfare
Muskets → stronger armies
Printing Press (Europe):
Movable type (from Johannes Gutenberg)
Spread of ideas → Reformation, literacy
Navigation:
Improved maps (cartography)
Better ships (caravel)
Military:
Fortifications adapt to gunpowder weapons
Unit 4 (c. 1450–1750): Transoceanic Interconnections
Key theme: global maritime expansion
Ship technology:
Caravel → long-distance sea travel
Sternpost rudder → better steering
Navigation tools:
Compass, astrolabe, sextant
Columbian Exchange impact:
Transfer of crops, animals, diseases
Weaponry:
Guns used in colonization
Silver mining tech:
Mercury amalgamation process → extract silver faster
Unit 5 (c. 1750–1900): Revolutions & Industrialization
Key theme: Industrial Revolution
Major inventions:
Steam engine (James Watt)
Spinning jenny → textile production
Power loom → faster fabric production
Transportation:
Railroads → faster land travel
Steamships → global trade expansion
Communication:
Telegraph → instant long-distance communication
Industry:
Factories replace cottage industry
Energy:
Coal becomes main fuel source
Unit 6 (c. 1900–present): Consequences of Industrialization
Key theme: modern & digital technology
WWI & WWII tech:
Machine guns
Tanks
Airplanes
Atomic bomb (end of World War II)
Cold War tech:
Nuclear weapons
Space race (satellites, rockets)
Medical advancements:
Vaccines
Antibiotics
Communication:
Internet
Computers
Mobile phones
Green Revolution:
Fertilizers, irrigation, high-yield crops
Transportation:
Automobiles, airplanes, container shipping
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Quick Patterns to Remember (AP Test Tip)
1200–1450: diffusion of tech (China → rest of world)
1450–1750: gunpowder + navigation → empires & exploration
1750–1900: Industrial Revolution = biggest shift
1900–present: rapid innovation + global impact