"Prime Minister Netanyahu welcomes [US] President [Donald] Trump's decision to withdraw from UNESCO, and instructed the Foreign Ministry to prepare Israel's withdrawal from the organization alongside the United States," the prime minister's press service stated. (Sputniknews.com)

So, the US and Israel are taking their ball and going home because the UN has the temerity to condemn the illegal Israeli settlements in Palestine and support Palestinian independence. 

The rest of the world should simply say good riddance!