He will have been President for about month ... then Martial law will be declared, the Joint Chiefs of Staff will take over the executive function of government, 10,000 heavily armed militias will crawl out if the woodwork, the Southern States will succeed, Texas will succeed from the South and the North. Day to day law and order will be maintained by heavily armed private citizens perfoming arbitrary executions for range of offences from robbery to vandalism to homosexuality.
They just lacked Elan! Anyway, the Americans only took out one of those four.