Thanks a lot Benny for answering my last question! I have another question to ask.

Have a look at the following sentence:

土耳其政府在对伊战争前为美军提供过基地，战后又宣布准备向伊拉克派兵，这使一些极端分子对其怀恨在心。

What does 这使一些极端分子对其怀恨在心 means in the above sentence.

“This made extremists …………”

Thanks!