State socialism is a political and economic ideology within the socialist movement advocating state ownership of the means of production, either as a temporary measure or as a characteristic of socialism in the transition from the capitalist to the socialist mode of production or communist society. Aside from anarchists and other libertarian socialists, there was confidence amongst socialists in the concept of state socialism as being the most effective form of socialism. Some early social democrats in the late 19th century and early 20th century such as the Fabians claimed that British society was already mostly socialist and that the economy was significantly socialist through government-run enterprises created by conservative and liberal governments which could be run for the interests