jan 1, 2001 - 2001 - The Department of Homeland Security was created in the executive branch to manage the new threats that faced the United States in the wake of the 9/11 attacks, acquiring broad powers to regulate entry into the United States. Additionally, the USA PATRIOT Act granted the federal government broad powers to seach and detain citizens and entrants to the country under suspicion of terrorism, once again expanding federal power for the sake of security in wartime.