Thu 11 Nov 2002US goes big-time on better security with creation of huge departmentUS: The United States Senate has approved the biggest reorganisation of the US government in half a century, voting 90-9 last night to create a massive new Department of Homeland Security.Not since 1945, when President Harry Truman announced the merger of the war and navy departments into the defence department, has a US administration attempted such a radical bureaucratic shake-up.