Answer:
Schools were set up to teach Confucian ideas.
Silk was discovered.
Explanation:
Introductory Paragraph. See, first, Writing Introductory Paragraphs for different ways of getting your reader involved in your essay. The introductory paragraph should also include the thesis statement, a kind of mini-outline for the paper: it tells the reader what the essay is about.
The Department of Homeland Security. Right after the 9/11 attack, the central government moved rapidly to build up a security structure to shield our nation from vast scale assaults coordinated from abroad, while upgrading elected, state, and nearby abilities to plan for, react to, and recuperate from dangers and fiascos at home.
The foreign policy issue that was a motivation for American intervention in Vietnam was the idea of "containment" which sought to contain communist expansion where it was, as opposed to attempting to eradicate it at the source.