JEFFERSON CITY, Mo. (AP) — The Missouri House on Wednesday took steps to outlaw most abortions in the state should the U.S. Supreme Court overturn Roe v. Wade, an effort that's part of a broader Republican push amid renewed optimism that the high court might be more open to increased restrictions, and possibly an outright ban, on the procedure.

The wide-ranging legislation includes other measures that would take effect even if the high court doesn't overturn its 1973 ruling establishing the nationwide right to abortion. Among the restrictions is a ban on most abortions after a fetal heartbeat...