They invaded the land of the native americans, treating them in an unfriendly and violent manner when they arrived. The effects of colonization on the native populations in the New World were mistreatment of the natives, harsh labor for them, and new ideas about religion for the spaniards.
Answer is: <span>League of Nations.
League of Nations was formed at the end of WWI (10 January 1920) a result of the Paris Peace Conference. League of Nations was first international institution whose mission was to maintain world peace. At 1935 it has 58 members (states). The League of Nations endured for 26 years.</span>
Without a doubt, the United States has never really lived up to the ideals of the Declaration. Historians, myself included, are quick to point out that Thomas Jefferson enslaved several hundred human beings when he crafted the Declaration.