If this was to ever happen, then there would be open civil war in the USA, and the whole mess will be laid at the feet of Da Fuhrer, President Barack Hussein Obama.
Islam will be at war with the non-Islamic world until the whole world follows Shariah law.
Here are some educational tools that will forever change your thought processes about Muslims, Islam and Shariah Law:
Watch this: "Three Things About Islam." 8:10 video. Very educational. This video is dynamite.
Read this: 10 Myths About Islam
Download this: "Shariah, The Threat To America, An Exercise in Competitive Analysis". 177 pages that will give you a full understanding of how Shariah is affecting the United States.
For all intents and purposes, Shariah Law is a cult and should be treated as such.