Since the implementation of the Iran Deal, especially Conservative Americans have been in strong opposition to the lifting of sanctions against the Middle Eastern state. It had been one of Trumps electoral pledges to either renegotiate or abandon the heavily criticized agreement between Iran, the members of the UN Security Council and Germany.
As Iran rejected any renegotiations, the president soon favored to nix the agreement and reimpose sanctions, and this week President Trump officially withdrew from the Iran agreement. As Statista's Patrick Wagner notes, through the so-called snapback mechanism, a whole battery of sanctions will immediately come into effect again.
However, as this graphic shows, President Trump does not have a lot of public support for his decision...