Answer:

1)By the 1848 Revolution of the Liberals, we mean, the revolution led by the educated middle classes of Europe. ... The social and economic ideas supported by the liberals are (i) Politically, it emphasised the concept of government by consent, abolition of autocracy and special privileges

3)Italy and Germany are two important European countries that developed a lot over the nineteenth century. ... As there were some mass revolutions in various parts of Europe in 19th century and people became more educated, the common people of all these states unified to form common governments.

4)The history of nationalism in Britain unlike the rest of Europe because: In Britain the formation of the nation-state was not the result of a sudden upheaval or revolution. It was the result of a long-drawn-out process. There was no British nation prior to the eighteenth century.

5)Nationalist teneion emerged in the Balkans because the Balkan states were aspiring for nationalism. The Balkans was a region comprising modern day Romania, Bulgaria, Albania, Greece, ... The rebellions nationalities in the Balkans thought that their struggle was the attempt to win back their long-lost independence.