it started in 1877
It eventually led to the Civil War. When slaveowners wanted to migrate west, they wanted to take their slaves with them but it became a politicial issue whether the state/territories would allow...
migration is the act of movingIn effect it can mean for an animal moving to a new home since its winter and cold so they migrate to a warmer state.
ducks
people,people,people
Gold in California. Fish and lumber in Oregon and Washington. Land and plenty of it to farm and to mine for resources.