Both tried to limit power and gave people certain rights.
Photosynthetic prokaryotes caused aerobic atmosphere during the history of Earth.
Slavery started because people couldn't do their jobs themselves, so they had other people do it for them.
It would be the search for gold in the Americas
I think the French allied with a local tribe, and helping the tribe fight the Iroquois was part of the deal. This persuaded the Iroquois to ally with the British.
