Economic activities, such as mining, agriculture, and manufacturing, have produced great wealth and a large middle class. These economic activities, however, have led to deforestation, or the cutting of forests without replanting.
City lifestyles vary, however. Some people are wealthy and live in luxury apartments or modern houses. Many residents are crowded into communities on the edge of cities.
Détente comes from a French word that means "a relaxation of tensions." During the years of détente, the United States and the Soviet Union sought a better relationship with each other.
an economic policy adopted in the former Soviet Union
Another policy, known as perestroika, or "rebuilding," had the goal of reforming the Soviet economy. It gave factory managers more freedom and encouraged the creation of private businesses.
Government troops broke up the protest, and many people were killed or injured. Around the world, China’s action was called a violation of human rights, or basic freedoms.