Siege of Petropavlovsk
1854 CE.
Shown on the map at 53.014°, 158.642°.
The Siege of Petropavlovsk was a military operation in the Pacific theatre of the Crimean War in which British and French naval forces unsuccessfully attempted to capture the Russian port of Petropavlovsk on the Kamchatka peninsula. The Russian casualties are estimated at 115 soldiers and sailors killed and seriously wounded, whilst the British suffered 105 casualties and the French 104 (by official estimates of the Allies).
Text from the Wikipedia article Siege of Petropavlovsk, licensed CC BY-SA 4.0.