What is a system in which a government controls all economic activity in a country and its colonies?

Mercantilism is an economic practice by which governments used their economies to augment state power at the expense of other countries. ... Mercantilism was the prevalent economic system in the Western world from the 16th to the 18th century.

what are the main ideas?

1) i we aren't tired, we will go to the forest.

2) you will not see many old oak-trees, and animals will disappear if you don't care of them?

i don't understand the question.