about-turn BrE
about-face AmE

About the turn of the 20th century the brothers moved to Nebraska.

"How serious am I about the turn of the century?"

His family was distressed about the turn of events, he said.

She thought about the strange turn her freshman year had taken.

I really asked him about the turn but he just came up empty.

Many questions remain about the turn that the disease has taken this year.

She had said it would occur about the turn of the year.

He was fine on the first length but something about the turn made his fingers start to slip.

By now he was to have told Lauren about the exciting turn of events at the hospital.

"I'm no happier about the turn of events than you, believe me."