Another day in the Corps wrote:
The Marines have been since the days of the Revolutionary War, the 4th Branch of the US Government. As America's only expeditionary fighting force, once the President dispatches the Marines, you don't know what to expect. By tradition Marines now in Iraq/Syria are honor bound to ignore orders, and seek out to engage ISIS in hand-to-hand combat and armed firefights. Presidents know Marines will conquer what is required and deliver it to Washington. How else did the US gain San Francisco, San Diego, ...
That's not true.\ The US would have control of Somalia and Vietnam if that were so.