A phrase used to justify European imperialism in the nineteenth and early twentieth centuries; it is the title of a poem by Rudyard Kipling.
Answer: The UN Security Council passed Resolution 84, sponsored by the United States, to respond to the North Korean invasion of the South.
Explanation:
The statement that best describes the main idea of paragraph 5, which begins "For Wilson," in "How We Entered World War 1" is the economy.