Final answer:
The author's tone toward the United States in "The Perils of Indifference" is reflective and cautionary, stressing the need for ongoing vigilance against hidden dangers and unresolved issues.
Step-by-step explanation:
In analyzing the tone of the author toward the United States in the passage from "The Perils of Indifference," we can infer that the tone is reflective and cautionary. The author highlights the need for vigilance and energy, acknowledging the presence of opposition and the hidden influence of foreign entities. There is an implication that despite past victories, there are ongoing and hidden dangers that require continuous attention. Additionally, the mention of crime disguising its tracks suggests an undercurrent of challenges that remain unaddressed.
This sentiment is echoed in other parts of the provided text, where there is a sense of foreboding about the future and acknowledgment of past shortcomings, such as the legacy of resentment due to meddling in neighboring countries' affairs. The overarching message is one of awareness, responsibility, and the need for resilience in the face of complex challenges.