During the second half of the 18th century, the fortress fell three times to the Russians during the Russo-Turkish Wars (in 1770, 1789, and in 1806 without a fight).
I anden halvdel af det 18. århundrede, faldt fæstningen tre gange til russerne under de russisk-tyrkiske krige (i 1770, 1789, og i 1806 uden kamp).