1851 Maria Christina (1770–1851) Referendum konstitusional Prancis 1851 Kudeta Prancis 1851 Konkordat 1851 Antoine Galland (1763–1851) Ecclesiastical Titles Act 1851 Pangeran Wilhelm dari Prusia (1783–1851)
1851 Maria Christina (1770–1851) Referendum konstitusional Prancis 1851 Kudeta Prancis 1851 Konkordat 1851 Antoine Galland (1763–1851) Ecclesiastical Titles Act 1851 Pangeran Wilhelm dari Prusia (1783–1851)