Totalitarianism is a political ideology that advocates for the state's complete control over every aspect of society, including the economy, culture, and personal life.

Fascist Italy, under the leadership of Benito Mussolini, was the first totalitarian regime to emerge in the 20th century, in the early 1920s.

The National Socialist German Workers' Party, commonly known as the Nazi Party, was the totalitarian political party in Nazi Germany, led by Adolf Hitler.

Joseph Stalin, the leader of the Soviet Union from the mid-1920s to the early 1950s, is known for his brutal purges and the Great Terror, which resulted in the deaths of millions of people.

The Communist Party of the Soviet Union (CPSU) was the totalitarian political party in the Soviet Union, led by Vladimir Lenin and later Joseph Stalin.

The People's Republic of China, under the leadership of Mao Zedong, is known for its Cultural Revolution, a sociopolitical movement that aimed to purge the country of capitalist and traditional elements.

The Workers' Party of Korea (WPK) is the totalitarian political party in North Korea, led by the Kim family.

North Korea, under the leadership of the Kim family, is known for its isolationist policies and Juche ideology, which emphasizes self-reliance and independence.

The Communist Party of Cuba (PCC) is the totalitarian political party in Cuba, led by Fidel Castro and later Raúl Castro.

Cuba, under the leadership of Fidel Castro, is known for its socialist economic policies and its support for revolutionary movements around the world.

The Communist Party of Vietnam (CPV) is the totalitarian political party in Vietnam, led by Ho Chi Minh and later Le Duan.

The Soviet Union, under the leadership of Joseph Stalin, is known for its collectivization policies and its war against the peasantry, which resulted in widespread famine and millions of deaths.

The Communist Party of Kampuchea (CPK), also known as the Khmer Rouge, was the totalitarian political party in Cambodia, led by Pol Pot.

Rwanda, under the leadership of Juvenal Habyarimana and the Hutu Power movement, is known for its genocide against the Tutsi people, which resulted in the deaths of hundreds of thousands of people.

The National Revolutionary Movement for Development (MRND) was the totalitarian political party in Rwanda, led by Juvenal Habyarimana.