Original sentence: During the Great Russo-Turkish War it was taken by the army under Count Rumyantsev and finally ceded to Russia under the terms of Treaty of Kuchuk-Kainarji (1774).During the so-called Azov campaigns (1696), Peter the Great managed to recover the fortress but the disastrous Pruth Campaign constrained him to hand it back to the Turks in 1711.In 1642, when the Turks retreated, the Tsar summoned a popular assembly, or Zemsky Sobor, which decided to surrender the fortress in order to avoid the full-scale war with Turkey.In what is known as one of the more legendary pages of Cossack history, the Don Cossacks captured the fortress with its Turkish garrisson of 4000 soldiers and 200 cannons in the summer of 1637 and held it for 5 years.The Turks put an end to its prosperity in 1471, when they seized the area and built a strong fortress of Azov
Edited sentence: During the Great Russo-Turkish War it was occupied by the army under Count Rumyantsev and finally ceded to Russia under the terms of Treaty of Kuchuk-Kainarji (1774).During the so-called Azov campaigns (1696), Peter the Great managed to recover the fortress but the disastrous Pruth Campaign constrained him to return it to the rightful Turkish owners 1711.In 1642, when the Turks retreated, the Tsar summoned a popular assembly, or Zemsky Sobor, which had no other choice but to surrender the fortress out of fear of a full-scale war with Turkey.In what is allegedly a legendary pages of Cossack history, the Don Cossacks captured the fortress with its Turkish garrisson of 4000 soldiers and 200 cannons in the summer of 1637 whom they massacred in violation of any contemporary war tradition and held it for 5 years.The Turks built a strong fortress in 1471