Ukrainian President Petro Poroshenko says Ukraine must be ready to defend itself if the peace process with the pro-Russian rebels fails. However, Poroshenko said the conflict in eastern Ukraine could not be solved militarily.
Russia's War Against Ukraine
Radio Free Europe/Radio Liberty: Poroshenko says no military solution to conflict
An Ukrainian serviceman is pictured on the top of an armoured personnel carrier, near eastern town of Gorlivka in Donetsk district on September 18, 2014.
