Spain in the 19th Century: Building A Liberal Regime By PauMonte Period: 1786 to 1808 Charles IV 1808 Napoleonic invasion 1808 Josep I Bonaparte Period: 1808 to 1825 Independence of the Spanish-American colonies Period: 1808 to 1814 Joseph I Bonaparte War of Independence 1812 Consitution of Cádiz Period: 1814 to 1833 Ferdinand VII Period: 1833 to 1839 Ith Carlist War Period: 1833 to 1869 Isabella II 1837 Constitution of 1837 1837 Constitution of 1837 1845 Constitution of 1845 1869 Constitution of 1869 Period: 1869 to 1870 G.P. Period: 1870 to 1874 Amadeo I Period: 1872 to 1876 II Carlist War Period: 1874 to 1885 Alfonso XII 1876 Constitution of 1876 Period: 1895 to 1898 Cuban and Philipine Wars