The International Space Station is the largest and most complex international scientific project in history. The station represents a move of unprecedented scale off the home planet. Led by the United
... States, the International Space Station draws upon the scientific and technological resources of 16 nations: Canada, Japan, Russia, 11 nations of the European Space Agency and Brazil.
The goals of the International Space Station are:
1. Find solutions to crucial problems in medicine, ecology and other areas of science.
2. Lay the foundation for developing space-based commerce and enterprise.
3. Create greater worldwide demand for space-related education at all levels by cultivating the excitement, wonder and discovery that the ISS symbolizes.
4. Foster world peace through high-profile, long-term international cooperation in space.
[Summary provided by Boeing and NASA]