No, the state of Oregon in not on a peninsula nor is it a peninsula. It is a part of the main land of the North American continent. Now there may be a city named Oregon on a peninsula, but the question was not specific on which Oregon, so this answer apples to the state of Oregon.
The Columbia River
The state of Oregon was founded in 1859. Prior to that it was part of the Oregon Territory.
Yes. They are on the western coast.
probably maine, oregon, or seatle
Oregon is a state, part of the 50 states that make up the United States of America. There is a city in Oregon called Oregon City. There are also cities in various states that are called Oregon, Ohio and Illinois for example. As far as I know there is no country called Oregon.
the oregon trail ran in Missouri River to valleys in Oregon. the eastern part of th Oregon trail spanned part of the future state of kansas and nearly all of what are noe the states of Nebraska and Wyoming
When he kicked his balls because he thought that was part of football
Salem, Oregon.
The part of a living body is an "organ" (also a musical instrument). The northwestern US state is "Oregon".
Columbia River.
Crater Lake is located in the state of Oregon