Both Ethiopian government and Tigray rebel leaders have accused the United States of backing the other side.

埃塞俄比亚政府和提格雷叛军领导人都指责美国支持对方。

Libya civil war is volatile and complex, with foreign powers backing rival sides as they wrestle for control of the oil-rich country.

利比亚内战动荡而复杂，外国势力支持敌对双方，争夺这个石油资源丰富的国家的控制权。

That reintegration is shifting the regional power balance between Shia-led Iran and Sunni-led Saudi Arabia, who are backing different sides in civil conflicts in Syria and Yemen.

此举将改变什叶派伊朗和逊尼派沙特的地区格局，在叙利亚和也门冲突中，两国分别对本方教派表示支持。