What government agency is responsible for collecting federal taxes in the US?

In 1975, Gerald Ford appointed which future President to be director of the Central Intelligence Agency?

Can you name two countries of Europe besides Britain which currently have queens as ruling monarchs?

If Ross Perot is elected President, he would become the first non-politician to become President since which person?

What is the name for the form of government controlled by a privileged, hereditary ruling class, generally resented by the middle and lower class.

On Dec. 10, 1953, the first Playboy magazine was released. Which well-known woman was the first playmate?

If a foreign born person becomes a U.S. citizen, that person receives all the rights and privileges of natural-born citizens, except for one. What is it?