Anglo-Russian occupation of Naples
The Anglo-Russian occupation of Naples was the stationing of British and Russian forces in the Kingdom of Naples from the summer of 1805 until January 1806 during the War of the Third Coalition. == Background == A previous cooperation in July 1799 between British forces led by Horatio Nelson and Russian forces under the command of Fyodor Ushakov led to the collapse of the Parthenopean Republic, a semi-autonomous state in the Kingdom of Naples.
Source: Wikipedia — Anglo-Russian occupation of Naples (CC BY-SA 4.0)