The Liberal Revolution of 1848 referred to various national movements initiated by educated middle classes along with the uprisings of peasants and poor, unemployed and starving workers in Europe.
While in countries like France, widespread food shortages and unemployment in 1848 led to popular uprisings, in other parts of Europe (such as Germany, Italy, Poland, and the Austria-Hungarian Empire), liberal middle-class men and women came together to voice their demands for the creation of nation-states based on parliamentary principles.
Final Answer:
The political, social and economic ideas advocated by liberals are:
Politically, they claim constitutionalism with national unity, nation-state with constitution written legislation and parliamentary government.
Socially, they wanted to rid society of its class and vested interests. Slavery and debt bondage were abolished.
On the economic level, they require free markets and property rights. The abolition of state restrictions on the movement of goods and capital.