Question

7. В ходе обороны города Севастополя в период . Крымской войны ожесточённые бои шли за

Answer 1

За город :D
Ответ в вопросе же, нет? 

Answer 2

Overview of the Defense of Sevastopol during the Crimean War

The defense of the city of Sevastopol during the Crimean War was marked by intense and fierce battles. The city faced significant attacks and sustained heavy damage during this period.

Intense Battles and Heavy Damage

- The defense of Sevastopol involved intense and fierce battles, with significant attacks and heavy damage to the city. - The period of the defense of Sevastopol during the Crimean War was characterized by intense fighting and substantial damage to the city.

Conclusion

The defense of Sevastopol during the Crimean War was marked by intense and fierce battles, resulting in significant damage to the city.