Brown Recluse Spider Bite â Stages, Symptoms, Treatment, Pictures The mouth parts on most spiders are not strong enough to bite into the human skin and hence a large percentage of the spider population across the United States is actually harmless.
Answer: The protection of U.S. sovereignty, territory, domestic population, and critical defense infrastructure against external threats and aggression, or other threats as directed by the President. The Department of Defense is responsible for homeland defense.
Along with the armed forces, the president also directs U.S. foreign policy. Through the Department of State and the Department of Defense, the president is responsible for the protection of Americans abroad and of foreign nationals in the United States.