The 32nd Parallel North is a circle of latitude that is 32 degrees north of the Earth's equatorial plane. It runs across several countries, including parts of the United States, Mexico, and North Africa. This parallel is significant in geography and is often used as a reference point for mapping and navigation. In the United States, the 32nd Parallel North passes through states like California, Arizona, and Texas. It is also notable for its historical significance, as it has been used in various treaties and discussions regarding territorial boundaries, particularly in the context of the Mexican-American War.