An Alberta legislative committee recommended on Thursday that the oil-rich province should proceed with a referendum on whether it wants to remain part of Canada, a move which could pose a major challenge for Prime Minister Mark Carney.

Alberta’s journey toward holding a fall referendum vote on separation took a bizarre turn Wednesday straight into a roadblock.

An Alberta legislative committee recommended on Thursday that the oil-rich province should proceed with a referendum on whether it wants to remain part of Canada, a move which…