On December 10th:

 1898  Treaty of Paris ends Spanish-American War

The Treaty of Paris, signed on December 10, 1898, officially ended the Spanish-American War, solidifying American control of Guam, Puerto Rico, and the Philippines.

 1901  The First Nobel Prizes are Awarded

On this prestigious day in 1901, the first Nobel Prizes were awarded in the fields of Physics, Chemistry, Medicine, Literature, and Peace, in accordance with the will of Alfred Nobel, the inventor of dynamite.

 1948  The Universal Declaration of Human Rights is Adopted

December 10th, 1948, marked a watershed moment as the United Nations General Assembly adopted the Universal Declaration of Human Rights. This historic document outlines fundamental rights and freedoms for all individuals.