China has lots of mountainous areas, so trade would be hard.<span>
</span>
Three.
The tradition began with the current Queen's grandfather, King George V, in 1932.
When he died, his eldest son, King Edward VIII, did not deliver a Christmas message due to his abdication of the throne.
Edward's younger brother, King George VI, resumed the practice (albeit sporadically at first).
After George's death, his daughter, Queen Elizabeth II, who is the current Queen of England, continued the tradition set by her father.
So in total, that gives us three monarchs who have delivered a Royal Christmas Message:
1) George V
2) George VI
3) Elizabeth II
B I think, slavery increased tons in the south because of Rice and other cash crops. The south was big on agriculture.
An economy that is based on mining or producing raw materials to be used in foreign industries is called an "extractive economy", since it is "extracting" such resources. It can also be called a "resource-based" economy.