Twice the immigration judge asked the woman’s name. Twice she gave it: Xiu Ping Jiang. But he chided her, a Chinese New Yorker, for answering his question before the court interpreter had translated it into Mandarin.

“Ma’am, we’re going to do this one more time, and then I’m going to treat you as though you were not here,” the immigration judge, Rex J. Ford, warned the woman last year at her first hearing in Pompano Beach, Fla. He threatened to issue an order of deportation that would say she had failed to show up.

She was a waitress with no criminal record, no lawyer and a history of attempted suicide. Her reply to the judge’s threat, captured by the court transcript, was in imperfect English. “Sir, I not — cannot go home,” she said, referring to China, which her family says she fled in 1995 after being forcibly sterilized at 20. “If I die, I die America.”...