请帮检查一句汉译英
题：artin Luther King,the grat Black leader in the movement against racial discrimination,____(为世界和一作出贡献而被授予诺贝尔和平奖)
我的翻译是：was awarded by Nobel Prize of Peace for his contribution on world peace.
用“on world peace” or "to world peace"哪个好些?请说明理由,