1from the beginning of the 6th century to1in the 1930s and 1940s, the initial form of socialism was utopian socialism, while1in the 1930s and 1940s, the concept of "socialism" spread widely in western Europe and developed different branches. 15 16, Thomas Moore, an Englishman, wrote a book "The Golden Collection of Utopia New Island, the Perfect State System", and Moore became the originator of Utopia socialism, which has been more than 500 years.

Scientific socialism came into being after130s and 40s of the 9th century. Its system was founded by Marx and Engels, and most of today's socialism refers to scientific socialism, so if we say scientific socialism, it will only last for more than 200 years.