TransPennine Express, operating in the north of England, is placed under the supervision of the State, which blames it for recurring cancellations and delays. Transport Minister Mark Harper announced that the firm, which is owned by First Group, will be placed under state supervision when its contract expires on May 28.

Its management will be taken over by the Operator of Last Resort, a body within the Department of Transport that intervenes when a railway operator can no longer fulfill its mission. In January and February, 24% of its trains were...