Promising things will be “different” when he takes office, President-elect Donald Trump expressed his dismay over the Obama administration‘s decision not to veto a U.N. resolution condemning Israeli settlement construction.

Ignoring protocol, Trump called on President Obama to veto the resolution, saying it “puts Israel in a very poor negotiating position and is extremely unfair to all Israelis.”

He took to Twitter Friday with a terse remark in response to the president’s defiance:

As to the U.N., things will be different after Jan. 20th. — Donald J. Trump (@realDonaldTrump) December 23, 2016

Obama has a bitter history with Israeli Prime Minister Benjamin Netanyahu, whose office issued a statement that accused the Obama administration of “colluding” with the United Nations. Netanyahu’s government said it looked forward to working with Trump “to negate the harmful effects of this absurd resolution,” CNN reported. All time Christmas movie faves get mapped by state:

Take our BPR poll, we want to know YOUR favorite! Trump was active on Twitter in the lead-up to Christmas and based on comments he made about the Islamic extremists who killed 12 people in a deadly terrorist attack on a Christmas market in Berlin, things will soon be different in the fight against terrorism, as well. The jihadist, Anis Amri, a 24-year-old Tunisian refugee who pledged allegiance to ISIS, was killed Friday during a shootout with Italian police. “This is a purely religious threat, which turned into reality. Such hatred! When will the U.S., and all countries, fight back?” Trump posted, after sharing the killer’s own words from a video released by ISIS: The terrorist who killed so many people in Germany said just before crime, “by God’s will we will slaughter you pigs, I swear, we will…… — Donald J. Trump (@realDonaldTrump) December 23, 2016 slaughter you. This is a purely religious threat, which turned into reality. Such hatred! When will the U.S., and all countries, fight back? — Donald J. Trump (@realDonaldTrump) December 23, 2016