Metternich and the Political Police Security and Subversion in the Hapsburg Monarchy (1815–1830)
The Concert of Europe.
The Balance of Power The System of International Relations, 1648–1815
European Political Facts 1789–1848 (Palgrave Historical and Political Facts)
The collapse of the concert of Europe: International politics, 1890-1914
Britain and the German Question Perceptions of Nationalism and Political Reform, 1830-63
Das Europäische Gleichgewicht der Zukunft: Ein historisch ― politischer Versuch (German Edition)
European Democratization since 1800
The European Pentarchy and the Congress of Verona, 1822
The Revolutions of 1848