Introduction Nationalism during 1815 to 1848 was considered as the dangerous force because it was focusing on nationalities only resulted the worst economic condition. The period from 1815-1848 had a significant economic fluctuations; the economies of all the countries in between except France were into recession. The unemployment was rapidly increasing in the following years resulting increase in poverty, crime rate, in 1840s period there was also major crop failure it was because of bad harvest of the cereals that leaded to inflation. The other reason is fascism that was built during nationalism