instruction:
In this task, you are given a country name, and you need to return the year in which the country became independent. Independence is a nation's independence or statehood, usually after ceasing to be a group or part of another nation or state, or more rarely after the end of military occupation.
question:
Tonga
answer:
1970


question:
Ethiopia
answer:
-1000


question:
Norway
answer:

1905