The inner wheel is a chart for the United States. The outer wheel is a chart for the oil embargo of 1974.

The birth of a nation is not as easily determined as that of an individual. There are a number of diverse birth charts for the United States based on the research and opinions of different astrologers.

Many astrologers use a Gemini rising chart for the U.S., which would place the signing of the Declaration in the middle of the night. Others have proposed entirely different dates. The best source for information on the charts of nations is Nicholas Campion's The Book of World Horoscopes (The Aquarian Press, 1988). Campion is an expert astrologer and historian who approaches the subject with solid, objective research.