Want to know:

"Our destiny...[is] to overspread the continent allowed by Providence for the free development of our yearly multiplying millions...The Anglo-Saxon foot is already on [California's] borders.Already the advance guard of the irresistible Army of Anglo-Saxon emigration has begun to pour down upon it, armed with the [plow] and the rifle, and making its trail with schools and colleges, courts and representative halls, mills and meetinghouses. A population will soon be in actual occupation of California...Their right to independence will be natural right of self-government belonging to any community strong enough to maintain it."Source: John L. O' Sullivan,The ideas expressed in the passage above most clearly show the influence of which of the following?

Get a detailed, AI-powered explanation for this question and thousands more on StudyFetch.