Economic development of Western European countries in the 19th and early 20th centuries?

Western states in the 19-20 centuries developed at different levels, but in general they embarked on the capitalist path of development. England, Germany and the Scandinavian countries were successful in this business. At the end of the 19th century, there was an armed conflict between France and Germany, as a result of which Germany received a lot of conditions. She became a united state. Thanks to the colonies, some expanded their markets. By the beginning of the 20th century, conflicts between Western states became more frequent and resulted in a world war.