It is allowed to have the SAR is the capital of an independent country from each State of the country with many States join, but reports to the Federal Government.
This allowed for the establishment of the department. Thailand is home to the nation's capital. Independently of each state of the country, with many states to join. But the federal match
Because be allow to set the diocese. Special is the location of the capital city. Free from each state of the country with several states joined, but directly to the federal government.