This theory was basically ideas of Karl Marx and Friedrich Engels. Both of them were born from Germany. Marx was a student of the most prominent German Idealist Philosopher. Engels was editing a radical journal that written by Karl Marx at the year 1844. Due to this both of them meet and become close friends. Engels start to share his opinion toward capitalism to Marx. After that, they decided.
Karl Marx can be considered a great philosopher, social scientist, historian or revolutionary. Marx proposed what is known as the conflict theory. The conflict theory looks at how certain social interactions occur through conflict. People engage in conflict everyday to gain more power then others in society. Karl Marx is known for studying the conflicts that occur between different classes.