Big Button

Big Button technologies in Age of Empires III: The WarChiefs are available only to Native American civilizations. They can be recognized by their large size on the right side of the building selection interface.

Each Native American building has one Big Button, except Walls, and Trading Posts. A Big Button technology common to Native American civilizations is Gun Running.

Aztecs

Technology		Effect	Cost	Age	Building
	Aztec Scouting Party	Ships 4 Jaguar Prowl Knights.	480 food		Town Center
	Aztec Raiding Party	Ships 8 Jaguar Prowl Knights.	480 food 480 coin		Town Center
	Aztec War Party	Ships 12 Jaguar Prowl Knights.	480 food 480 wood 480 coin		Town Center
	Barometz	Ships 1 Puma Spearman for every two minutes of game time, with a maximum of 15 Spearmen after 30 minutes.	750 coin		War Hut
	Cinteotl Worship	Ships 1 Eagle Runner Knight for every two minutes of game time, with a maximum of 15 Knights after 30 minutes.	600 food 500 wood		Farm
	Cipactli Worship	Ships four Tlaloc Canoes. Also increases warship attack and hitpoints by +10%.	2,000 food		Dock
	Coatlicue Worship	Ships one Otontin Slinger for every 2 minutes of game time, with a maximum of 15 Otontin Slingers after 30 minutes.	500 coin		House
	Founder	Doubles the effectiveness of the Aztec War Chief's Bounty Aura, which increases the rate of XP growth around him.	50 food 50 wood 50 coin		Community Plaza
	Gun Running	Native Embassies can train Pistoleros, Comancheros, Renegados and Captured Mortars.	700 coin		Native Embassy
	New Year Festival	Gives 2,000 XP.	500 food 500 wood 500 coin		Market
	Tezcatlipoca Worship	Ships one Skull Knight for every 4 minutes of game time, with a maximum of 7 Skull Knights after 28 minutes.	900 coin		Estate
	War Song	Ships one Arrow Knight per two minutes of game time, up to 30 minutes.	500 food 400 wood		Nobles' Hut

Haudenosaunee

Technology		Effect	Cost	Age	Building
	Cooperation	Villagers at the Tribal Marketplace trickle XP. Reduces cost of native support shipments.	200 food 200 wood		Tribal Marketplace
	Gun Running	Native Embassies can train Pistoleros, Comancheros, Renegados and Captured Mortars.	700 coin		Native Embassy
	Haudenosaunee Scouting Party	Ships 5 Tomahawks.	500 food		Town Center
	Haudenosaunee Raiding Party	Ships 10 Tomahawks.	500 food 500 coin		Town Center
	Haudenosaunee War Party	Ships 15 Tomahawks.	500 food 500 wood 500 coin		Town Center
	Horse Secrets	Increases all cavalry units' speed by 10% and reduces cavalry training time by 35%.	400 wood 400 coin		Corral
	Lacrosse	Increases Line of Sight and range of all War Hut units by 2.	600 wood 600 coin		War Hut
	Maple Festival	Ships 500 coin for every 10 minutes of the game, maximum 30 minutes.	250 food 250 wood		Estate
	New Year Festival	Gives 2,000 XP.	500 food 500 wood 500 coin		Market
	Rawhide Covers	Increases warship hitpoints by 30%.	400 food 400 wood		Dock
	Secret Society	Haudenosaunee War Chief gains healing ability.	200 wood 100 coin		Community Plaza
	Siege Drill	Increases all Siege Workshop units' speed by 10%.	500 food 500 wood		Siege Workshop
	Strawberry Festival	Ships 500 food for every 10 minutes of the game, maximum 30 minutes.	250 wood 250 coin		Farm
	Woodland Dwellers	Ships 500 wood for every 10 minutes of the game, maximum 30 minutes.	250 food 250 coin		Longhouse

Lakota

Technology		Effect	Cost	Age	Building
	Battle Anger	Lakota War Chief gains a ×6.0 multiplier against artillery.	300 wood 600 coin		Community Plaza
	Bonepipe Armor	Your Lakota Warriors gains +10% siege resistance.	500 wood 250 coin		Corral
	Cooperation	Villagers at the Tribal Marketplace trickle XP. Reduces cost of native support shipments.	200 food 200 wood		Tribal Marketplace
	Flaming Arrows	Increases warship attack by 30%.	400 food 200 coin		Dock
	Gun Running	Native Embassies can train Pistoleros, Comancheros, Renegados and Captured Mortars.	700 coin		Native Embassy
	Gun Trade	Increases Wakina Rifle and Rifle Rider damage by 25%.	250 wood		Estate
	Horsemanship	Cavalry trains faster and do increased damage against walls.	500 coin		Farm
	Lakota Lands	Teepees gain +40 Line of Sight and effect range, and now also improve the speed of nearby units by 10%, except villagers, which get +7.9%.	250 food 250 wood 250 coin		Teepee
	Lakota Tokala Soldiers	One Tokala Soldier for every 3 minutes of the game, to a maximum of 30 minutes.	1,800 food		Town Center
	New Year Festival	Gives 2,000 XP.	500 food 500 wood 500 coin		Market
	War Drums	Cetan Bowmen/Club Warriors train 33% faster, Wakina Rifle trains 25% faster.	400 coin		War Hut

Inca

Technology		Effect	Cost	Age	Building
	Coca Cultivation	Estates gain a trickle of 0.8 coin.	500 food 500 wood 500 coin		Estate
	Gun Running	Native Embassies can train Pistoleros, Comancheros, Renegados and Captured Mortars.	700 coin		Native Embassy
	Hualcana	Adds 0.5 Armor to Infantry and Shock Infantry units.	50 wood 500 coin		War Hut
	Inca Scouting Party	Ships 5 Plumed Spearman.	600 food		Town Center
	Inca Raiding Party	Ships 12 Plumed Spearman.	600 food 600 coin		Town Center
	Inca War Party	Ships 20 Plumed Spearman.	600 food 600 wood 600 coin		Town Center
	Royal Festival	Ships 2 Maceman immediately, and ships 1 Maceman for every 4 minutes of the game, maximum 30 minutes.	300 food 400 wood 500 coin		Community Plaza
	Inti Festival	Adds one shipment that can be sent from Home City.	1,000 coin		Market
	Queen's Festival	Ships 4 Villagers.	250 food 250 wood 250 coin		Kancha House
	Thunderbolts of Illapa	Ships 4 Field Cannons.	1,600 coin		Stronghold
	Totora Reeds	Ships 1 Fishing Boat and 1 Chincha Raft for every 5 minutes of the game, maximum 30 minutes. Also improves Chincha Raft range and build limit.	600 food 600 wood 600 coin		Dock
	Urcuchillay Worship	Ships 2 fattened Llamas for every 5 minutes of the game, maximum 30 minutes.	400 wood 400 coin		Farm
	Viracocha Worship	Ships 2 Builder Travois and upgrades all Builder Travois to Viracocha Travois with increased building capability.	750 wood 750 coin		Kallanka