The cultural similarities of European countries are as follows: Language: Indo-European family; Character: Latin and its derivatives: cultural source: ancient Greek-Roman-Jewish culture. The encounter and collision of the three have produced modern and modern European culture.

Religious similarities: Although there are different sects, almost all of them are Christians. Christianity includes Catholicism (Roman Catholicism), Orthodox Christianity (Greek Sect) and Protestantism (/kloc-an innovative Sect separated from Catholicism in the 6th century). The basic teachings of the three are to believe in the Trinity God, and the son of God was born of the Virgin Mary to save the world. After being betrayed by his disciples, he was executed by the Roman rulers. Three days later, he will be resurrected and ascended to heaven, and the next life will be the final judgment.

There are two political systems in Europe: constitutional monarchy and democratic republic. Both belong to bourgeois democracy.