Final answer:
The four countries that collaborated with the European Space Agency to build the International Space Station are the United States, Russia, Japan, and Canada.
Step-by-step explanation:
The four countries that collaborated with the European Space Agency to build the International Space Station are:
- United States: NASA has been a key contributor to the development and maintenance of the ISS.
- Russia: Russian space agency Roscosmos has played a major role in the construction and operation of the ISS.
- Japan: The Japan Aerospace Exploration Agency (JAXA) has contributed modules and experiments to the ISS.
- Canada: The Canadian Space Agency (CSA) has provided robotics technology, including the Canadarm and Canadarm2, for the ISS.