*their own actions, terrorism, and intransigence for the past 70 years sacrificing generation after generation in the vain attempt to force, the destruction of Israel, and Jews from the land “from the river to the sea”

Specifically the complaint is the PA used US aide funds to compensate the family of a martyr who killed an American citizen. The USA asked the PA to refund that money and they refused so the USA is refusing to further give them funds.

As an aside the source here is practically a mouthpiece for the Muslim Brotherhood and is as a result an incredibly biased source. Keep that bias in mind when you read them just like you should remember the bias of Radio Free Asia.