 which Vance blamed for exporting thousands of U.S. manufacturing jobs to Mexico, and Biden's role in the Iraq war while in the Senate, supporting President Bush in the invasion of Iraq. Vance is a U.S. Marine veteran who served in Iraq. Vance also promoted tougher policies on China, which he's described as the biggest threat facing the U.S., and blamed Biden for skyrocketing inflation. Vance was introduced by his wife, Usha Vance,