The Wisconsin governor said Obama’s brand of leadership was one of weakness.
"It is so extreme, it is waking people up.”
Huckabee warned against encouraging reliance on government programs.
He said national security will be a major focus during the 2016 race.
“She has had many titles but she has not accomplished much."
The Kentucky Republican urged his party to "flip the tables" on Democrats.
“Our nation is on the verge of another American century,” the Florida Republican said.
Sanders rallied South Carolina voters as he considers a 2016 White House bid.
Paul called NSA surveillance "one of the worst parts of the Obama administration."
Broadway Cares is among those who have cancelled a fundraiser at the New York property.