unprovoked(But unprovoked attacks on weaker nations are unacceptable – Но ничем не спровоцированные нападения на более слабые государства неприемлемы Taras)
goad into(Ukrainian officials insist the uptick in violence originates with the separatists and is a cynical attempt to goad Kyiv into a response and provide a pretext for a Russian attack.theguardian.com4uzhoj)