New Delhi, Jan. 30 -- This time felt different.

The 25-year-old Iranian fashion designer hoped that mass protests nearly four years ago - the ones that erupted after a young woman was arrested and died in custody for not wearing the hijab properly - would improve civil rights in the Islamic Republic.

Not much changed, though. Being on those streets, she felt, may have been for nothing. But it didn't deter her.

In early January, she protested again. The sea of people across Tehran's busy streets lifted her spirits. This time, the spark was inflation and the plummeting value of the Iranian rial - though chants soon targeted the country's theocratic leaders.

The crowd was larger, more diverse, she said. Protests in Iran erupt every few y...