By not condemning Israel's actions with a UNSC Resolution and by offering tax breaks to Americans who financially support these settlements. The US government also financially supports these settlements. By giving aid to Israel for other programs the US frees Israeli money to support the settlements. American hypocrisy speaks loud and clear again.
Islamic State destroys part of Syria's Temple of Bel, monitoring group says (Reuters)
from the article: U.S.: Israel's approval of new West Bank homes counters peace efforts