Appropriation vs. Appreciation. This is a simple, non-confrontational, illustrated guide. I found it helpful.
Oregon Was Founded As a Racist Utopia
When Oregon was granted statehood in 1859, it was the only state in the Union admitted with a constitution that forbade black people from living, working, or owning property there. It was illegal for black people even to move to the state until 1926. Oregon's founding is part of the forgotten history of racism in the American west.