Original sentence: However, the war eventually became less popular; according to the 2007 poll 70 percent of Russians think there should be negotiations with separatists, and only 16 percent believe the military campaign should continue.The war bolstered the domestic popularity of Vladimir Putin, who launched the military campaign one month after becoming Russian prime minister
Edited sentence: The victory in the war bolstered the domestic popularity of Vladimir Putin, who launched the military campaign one month after becoming Russian prime minister