| 1100s: Gunpowder invented by the Chinese | Longhouses established in Iroquois country |
| 1200s: Magna Carta issued | Iroquois villages begin to have palisades |
| 1300s: Shoes are first made for both right and left feet | Maize agriculture introduced in the Northeast |
| 1400s:Columbus lands in America | Iroquois population estimated at 10,000-15,000 |
| 1500s: Henry VIII becomes King of England | First kidnapping in America – Florentine explorers kidnap a Native American child to send to France. |
| 1600s: Dutch establish a permanent trading post in Albany, NY | Glass beads first used by Native Americans on clothing |
| 1700s: New York State abolishes slavery | Tuscarora join the Iroquois League |
| 1800s: Coca Cola invented | High Steel working tradition begins with construction of a bridge over the St. Lawrence Seaway |
| 1900s: Women win the right to vote | Voting Rights Act makes all states allow Native Americans to vote |
| 2000s: Barack Obama is elected first African-American President | Iroquois Nationals Lacrosse team denied travel to England for World Field Lacrosse Championships using Haudenosaunee Passports |