Wans: The biggest red line for the United States is Iran's nuclear program, and it will work to permanently dismantle Iran's nuclear program in the coming years.
Golden Finance reports that U.S. Vice President Vance stated: Iran's missile program has proven to be a failure. The U.S. has received some indirect messages from Iran. The biggest red line for the U.S. is Iran's nuclear program. The U.S. is prepared to respond to Iranian retaliation. In the coming years, it will be committed to permanently dismantling Iran's nuclear program.