The other reason was the political pressure of proletariat,while Fabian socialism,Collectivism and New Liberalism provided the basic theory and Germany social security system being the precursor.

• 来自工人阶级的政治压力是其建立的一个重要原因 ; 费边社会主义、集体主义和新自由主义为这一制度的建立提供了理论基础 ;