Task: Explanation
Input (English): The Republican Party, early named Liberian Party, was a political party founded soon after the establishment of Liberia in 1848. It was known to be made up primarily of Americo-Liberians who had mixed African and European ancestry. Its main opponent was the True Whig Party. Question: The Republican Party was known to be made up primarily of ethnic groups composed of descendants who settled in Liberia from what year? Answer: 1822
Output (English):  It was known to be made up primarily of AmericoLiberians who had mixed African and European ancestry.