The fragile ceasefire between Israel and Iran appeared to be holding on Wednesday after a rocky start, giving rise to cautious hope that it could lead to a long-term peace agreement even as Tehran insists it will not give up its nuclear program.

The fast-changing war between Israel and Iran, in which the U.S. recently inserted itself by targeting Iran’s nuclear sites, has caused a mix of emotions — including fear and uncertainty — among many in the Iranian diaspora in America and also showcased differences of opinion over the country’s future.