The Cold War officially ended on December 26, 1991, when the Soviet Union dissolved.

Mikhail Gorbachev introduced the policies of glasnost and perestroika, which led to the liberalization of the Soviet Union and its eventual collapse.

The Four Modernizations was a series of economic reforms initiated by Deng Xiaoping in 1978, which aimed to modernize China's agriculture, industry, science and technology, and national defense.

Poland was the first country to implement shock therapy, a rapid and comprehensive economic reform program, in 1990.

The Russian Financial Crisis was a severe economic crisis that occurred in Russia in the 1990s, characterized by hyperinflation, a collapse in output, and a banking crisis.

Estonia is generally considered to have had the most successful transition to a market economy among the former Soviet republics, due to its rapid economic growth, low unemployment, and stable political system.

The Washington Consensus was a set of economic policies promoted by the United States and the International Monetary Fund to assist countries in transitioning to a market economy.

Tajikistan is generally considered to have had the most difficult transition to a market economy among the former Soviet republics, due to its ongoing political instability, high levels of poverty, and weak economic growth.

The Open Door Policy was a set of economic policies implemented by China to promote foreign investment and economic growth, which included the establishment of Special Economic Zones and the adoption of export-oriented industrialization.

Kazakhstan experienced the most rapid economic growth among the former Soviet republics in the 1990s, due to its abundant natural resources, favorable investment climate, and relatively stable political system.

The Marshall Plan was a U.S.-sponsored program of economic recovery for Western Europe following the Second World War.

The Czech Republic is generally considered to have had the most successful transition to a market economy among the former Eastern Bloc countries, due to its rapid economic growth, low unemployment, and stable political system.

The Reform and Opening-Up policy was a set of economic reforms implemented by China in the late 1970s to promote economic growth and reduce poverty, which included the introduction of market mechanisms, the opening up of the economy to foreign investment, and the establishment of Special Economic Zones.

Albania is generally considered to have had the most difficult transition to a market economy among the former Eastern Bloc countries, due to its ongoing political instability, high levels of poverty, and weak economic growth.