 Complete the following phrase:  Revolutions during the 1820s included the Carbonari in Italy, the Trienio Liberal in Spain, the Liberal Revolution of 1820 in the Kingdom of Portugal, the Greek War of Independence, and the Decembrist revolt in the Russian Empire. Followed by these, the Revolutions of 1830 were a included the Belgian Revolution in the United Kingdom of the Netherlands, the July Revolution in France, the November Uprising in the Congress Poland, and the Ustertag in Switzerland. The Revolutions of 1848 in turn were the most widespread revolutionary wave in European history. They included the 