The answer is easy. The Saudi ally gets the pass; the others get invaded. But “pass” is too mild a word, because after bombing Libya into submission, while preparing to do the same thing to Syria, the Obama administration has actually resumed arms sales to Bahrain. And the only real reason those arms sales were originally halted, was because of objections from Congress.
While the Obama administration is dancing around the edges of arming the Syrian rebels, it is also arming the Bahraini government. While the United States participates in the Friends of Syria group, whose goal is to overthrow the Syrian government and replace it with the Muslim Brotherhood, it has renewed security cooperation with Bahrain. While Syrian diplomats were being expelled from Washington, the Bahraini Crown Prince Salman bin Hamad Al-Khalifa came to Washington and met with Joe Biden, Hillary Clinton and Leon Panetta—nearly every important foreign policy figure in the administration with the exception of Obama. More