The document defines socialism and communism, noting that socialism focuses on meeting the basic needs of society as a whole rather than individuals, while communism focuses on meeting individuals' basic needs. It provides background on the origins and introduction of socialism in the 19th century in Western Europe. Both positive and negative aspects of socialism are discussed, including criticisms that socialist economies are inefficient and can restrict civil liberties, as well as benefits like reducing inequality. Examples are given of countries that have practiced socialism.