What type of figurative language is But the stillness was the sleep of swords.

Personification

Explanation:

Because it is giving a object a person feature or activity

hold on ill find it

the answer is: the start of world war i, and russia’s hopes of benefiting from it

during world war i russian joined due to in their current crisis they were being supported by france and the war was already declared to them by germany, they needed to maintain their political goal and leadership role in the balkans, and is the same feeling that this excerpt evoke the eager of maintain the land value.