Trump backed a federal abortion ban as president. Now, he says he wouldn't sign one.

This week, Donald Trump disappointed abortion rights opponents by not mentioning a federal ban in his long-awaited abortion policy announcement.

Now, he's going further — telling reporters in Atlanta that he would not sign a federal ban, even if one came to his desk.

Responding to a shouted question about whether he would sign a ban if Congress passed one, the presumptive Republican presidential nominee shook his head and repeated "no" twice.

It's another twist in Trump's long history of shifting stances on abortion rights. As president, Trump supported a 20-week federal abortion ban, and in recent weeks has said he was open to 15 weeks.

Even before that, when he was running for president in 2016, at one point he said women seeking abortions should receive "some form of punishment."

In his remarks to reporters on Wednesday, Trump also addressed the Arizona Supreme Court's decision to allow an 1864 near-total ban to be enforced.

Asked if the state court went too far, Trump responded, "Yeah they did, and that will be straightened out."

He was also asked about the recent decision in Florida, his home state, to allow a 6-week ban to take effect. In response, Trump implied that he wants Arizona and Florida to loosen their abortion restrictions. But while criticizing those states' bans, he also said he supports states' rights to decide their own abortion policies.

"Now the states have it and the states are putting out what they want. It's the will of the people," he said. "So Florida's probably going to change, Arizona's going to definitely change, everybody wants that to happen."

Since the overturn of Roe v. Wade, abortion rights have repeatedly won in statewide ballot measures. In addition, abortion has proven to