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.

Example Input: El Salvador
Example Output: 1841

Example Input: Dominican Republic
Example Output: 1844

Example Input: United Kingdom
Example Output:
1066

