The phrase 'de facto' means in ['de'] fact['facto']. A single-party political system may have two or more political parties that theoretically are allowed to name candidates for political office. But that system is 'de facto' when only one party gets its candidates elected.
Yes, it is.
One-party state generally refers to a single party dictatorship where there's only one party; for example, Nazi Germany was a fascist state that had the single nazi party and no alternative. The United States is multiparty state -- think Democrats and Republicans etc.
Swing State
Vietnam is a unitary socialist republic, a single party state which is communist in nature.
China is a single-party state governed by the Communist Party of China (CPC)
Government in China is socialist single party state.
the only one i can think of is Canada
To answer a question we need a who, what, when, where, why, or how question.
The form of government in which a single party controls the economy and production is communism.
A single party state is a country where there is only one legal political party. This can be useful in countries where people have not got the hang of the idea that if you support a party which is not in power it is not necessarily treason. The country can get used to the forms of a multiparty democracy without the real competition. Some single party states have successfully made the transition to multiparty states. Others have not.
because it is only a single party state, with a single supreme ruler
To answer a question we need a who, what, when, where, why, or how question.