As I resisted their efforts, one of the staff ordered his colleague to call the U.S. Secret Service. I thought it was ironic that officials of Iran-where pro-regime crowds chant “Death to America” were now calling on the U.S. Secret Service to help them against a woman who had refused to cover her hair.— That’s when it dawned on me. As far as Iran is concerned, the biggest threat comes not from the United States, but from unveiled women like me.

Source here.