26–27 Jan 1812French invade & occupySwedish Pomerania
26 Jan 1812France annexes Catalonia
13 Feb 1812Persians defeatRussians at Sultanabad
24 Feb 1812Franco-Prussianalliance againstRussia
16 Mar–6 Apr 1812Allies besiege &capture Badajoz
16 Mar 1812Franco-Austrianalliance against Russia