This happens to every president.
About 800 people showed up in Pretoria, South Africa, to protest an official visit from President Obama.
Via: Chip Somodevilla / Getty Images
The protests were organized by the South African Trade Unions.
Via: Chip Somodevilla / Getty Images
Many of the signs were critical of U.S. foreign policy.
Via: Chip Somodevilla / Getty Images
Some called the president a "slave master."
Via: Siphiwe Sibeko / Reuters