Client states of the First Empire
First French Empire (1804–1814, 1815)
Principality of Elba (1814–1815)
Former Holy Roman Empire
Italy
Rest of Europe
France had several puppet states between 1792–1815 (the French First Republic and the First French Empire) and 1852–1870 (the Second French Empire).
Sister republics
French First Republic (1792–1804)
Former Holy Roman Empire
Italy
Rest of Europe
Africa
Asia
Second French Empire
French Second Republic (1848–1852)
Second French Empire (1852–1870)