Translate "The Israeli authorities' disregard for the Arab League's peace plan confirms this strategy of making things worse." to Finnish?

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Israelin viranomaisten välinpitämätön suhtautuminen Arabiliiton rauhansuunnitelmaan on todiste tästä strategiasta, jolla asiaintilaa vain pahennetaan.