12,407 square miles.
Taiwan is slightly smaller than the state of Maryland in the US. It has a land area of approximately 13,900 square miles, while Maryland covers around 12,400 square miles.
USA - 3,717,811.29 square miles.
Beligum is about 82,276 square miles in area (213,096 square kilometers), so it's almost exactly the same size as Kansas, which is 82,278 square miles (213,100 square kilometers).
The total land area of the United States is approximately 3.8 million square miles.
The 45th US State in size, it covers 9,351 square miles.