The Soviet space program has also experienced tragedies. Since the 1970s, nations other than the US and the Soviet Union have engaged in space research and satellite development. Canada has excelled in the area of space communication technology and has contributed expertise to the American program. The benefits of space technology have not been limited to the military. Communication satellites allow for the rapid transmission of information and knowledge throughout the world.
Some satellites identify weather patterns and enhance weather predictions.
Resource satellites have been used to monitor air and water pollution and to locate valuable resources. Back This information is to accompany Unit Four of the Curriculum Guide. After the Second World War. Although facing the great challenges such as rebuilding devastated economies, restoring prewar living standards, and resisting the communist challenge, the nations of western Europe quickly returned to parliamentary democracy after the end of the Second World War. Even in the defeated nations, Italy and the western-controlled zones of Germany, the transition to parliamentary democracy was relatively smooth.